diff --git a/APP_Framework/Applications/framework_init.c b/APP_Framework/Applications/framework_init.c
index f060dbab1..603af2fac 100644
--- a/APP_Framework/Applications/framework_init.c
+++ b/APP_Framework/Applications/framework_init.c
@@ -29,6 +29,10 @@ extern int Hs300xTemperatureInit(void);
 extern int Hs300xHumidityInit(void);
 extern int Ps5308Pm1_0Init(void);
 extern int Zg09Co2Init(void);
+extern int As830Ch4Init(void);
+extern int Tb600bIaq10IaqInit(void);
+extern int Tb600bTvoc10TvocInit(void);
+extern int Tb600bWqHcho1osInit(void);
 
 typedef int (*InitFunc)(void);
 struct InitDesc
@@ -89,6 +93,22 @@ static struct InitDesc sensor_desc[] =
 	{ "zg09_co2", Zg09Co2Init },
 #endif
 
+#ifdef SENSOR_AS830
+	{ "ch4_as830", As830Ch4Init },
+#endif
+
+#ifdef SENSOR_TB600B_IAQ10
+	{ "iaq_tb600b_iaq10", Tb600bIaq10IaqInit },
+#endif
+
+#ifdef SENSOR_TB600B_TVOC10
+	{ "tvoc_tb600b_tvoc10", Tb600bTvoc10TvocInit },
+#endif
+
+#ifdef SENSOR_TB600B_WQ_HCHO1OS
+	{ "tvoc_tb600b_wq_hcho1os", Tb600bWqHcho1osInit },
+#endif
+
 	{ "NULL", NULL },
 };
 
diff --git a/APP_Framework/Applications/main.c b/APP_Framework/Applications/main.c
index 3a12d762f..b10557a97 100644
--- a/APP_Framework/Applications/main.c
+++ b/APP_Framework/Applications/main.c
@@ -19,7 +19,7 @@ extern int FrameworkInit();
 extern void ApplicationOtaTaskInit(void);
 int main(void)
 {
-	printf("Hello, world!\n");
+	printf("Hello, world! \n");
 	FrameworkInit();
 #ifdef APPLICATION_OTA
 	ApplicationOtaTaskInit();
diff --git a/APP_Framework/Applications/sensor_app/Kconfig b/APP_Framework/Applications/sensor_app/Kconfig
index 86eaeb7cd..67474d37c 100755
--- a/APP_Framework/Applications/sensor_app/Kconfig
+++ b/APP_Framework/Applications/sensor_app/Kconfig
@@ -5,6 +5,46 @@ menu "sensor app"
         default n
 
         if APPLICATION_SENSOR
+            menuconfig APPLICATION_SENSOR_HCHO
+                bool "Using sensor HCHO apps"
+                default n
+
+                if APPLICATION_SENSOR_HCHO
+                    config APPLICATION_SENSOR_HCHO_TB600B_WQ_HCHO1OS
+                    bool "Using sensor TB600B_WQ_HCHO1OS apps"
+                    default n
+                endif
+
+            menuconfig APPLICATION_SENSOR_TVOC
+                bool "Using sensor TVOC apps"
+                default n
+
+                if APPLICATION_SENSOR_TVOC
+                    config APPLICATION_SENSOR_TVOC_TB600B_TVOC10
+                    bool "Using sensor TB600B_TVOC10 apps"
+                    default n
+                endif
+
+            menuconfig APPLICATION_SENSOR_IAQ
+                bool "Using sensor IAQ apps"
+                default n
+
+                if APPLICATION_SENSOR_IAQ
+                    config APPLICATION_SENSOR_IAQ_TB600B_IAQ10
+                    bool "Using sensor TB600B_IAQ10 apps"
+                    default n
+                endif
+
+            menuconfig APPLICATION_SENSOR_CH4
+                bool "Using sensor CH4 apps"
+                default n
+
+                if APPLICATION_SENSOR_CH4
+                    config APPLICATION_SENSOR_CH4_AS830
+                    bool "Using sensor AS830 apps"
+                    default n
+                endif
+
             menuconfig APPLICATION_SENSOR_CO2
                 bool "Using sensor CO2 apps"
                 default n
diff --git a/APP_Framework/Applications/sensor_app/Makefile b/APP_Framework/Applications/sensor_app/Makefile
index 63010b016..7a067414b 100644
--- a/APP_Framework/Applications/sensor_app/Makefile
+++ b/APP_Framework/Applications/sensor_app/Makefile
@@ -1,5 +1,21 @@
 SRC_FILES := 
 
+ifeq ($(CONFIG_APPLICATION_SENSOR_HCHO_TB600B_WQ_HCHO1OS), y)
+	SRC_FILES += hcho_tb600b_wq_hcho1os.c
+endif
+
+ifeq ($(CONFIG_APPLICATION_SENSOR_TVOC_TB600B_TVOC10), y)
+	SRC_FILES += tvoc_tb600b_tvoc10.c
+endif
+
+ifeq ($(CONFIG_APPLICATION_SENSOR_IAQ_TB600B_IAQ10), y)
+	SRC_FILES += iaq_tb600b_iaq10.c
+endif
+
+ifeq ($(CONFIG_APPLICATION_SENSOR_CH4_AS830), y)
+	SRC_FILES += ch4_as830.c
+endif
+
 ifeq ($(CONFIG_APPLICATION_SENSOR_CO2_ZG09), y)
 	SRC_FILES += co2_zg09.c
 endif
diff --git a/APP_Framework/Applications/sensor_app/ch4_as830.c b/APP_Framework/Applications/sensor_app/ch4_as830.c
new file mode 100644
index 000000000..7de5f14f6
--- /dev/null
+++ b/APP_Framework/Applications/sensor_app/ch4_as830.c
@@ -0,0 +1,34 @@
+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+ * @file ch4_as830.c
+ * @brief CH4 AS830 example
+ * @version 1.0
+ * @author AIIT XUOS Lab
+ * @date 2021.12.10
+ */
+
+#include <user_api.h>
+#include <sensor.h>
+
+/**
+ * @description: Read a ch4
+ * @return 0
+ */
+void Ch4As830(void)
+{
+    struct SensorQuantity *ch4 = SensorQuantityFind(SENSOR_QUANTITY_AS830_CH4, SENSOR_QUANTITY_CH4);
+    SensorQuantityOpen(ch4);
+    printf("CH4 : %d %%LTL\n", SensorQuantityRead(ch4));
+    SensorQuantityClose(ch4);
+}
\ No newline at end of file
diff --git a/APP_Framework/Applications/sensor_app/hcho_tb600b_wq_hcho1os.c b/APP_Framework/Applications/sensor_app/hcho_tb600b_wq_hcho1os.c
new file mode 100644
index 000000000..09e2b7858
--- /dev/null
+++ b/APP_Framework/Applications/sensor_app/hcho_tb600b_wq_hcho1os.c
@@ -0,0 +1,39 @@
+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+ * @file hcho_tb600b_wq_hcho1os.c
+ * @brief hcho example
+ * @version 1.0
+ * @author AIIT XUOS Lab
+ * @date 2021.12.15
+ */
+
+#include <user_api.h>
+#include <sensor.h>
+
+
+/**
+ * @description: Read a hcho
+ * @return 0
+ */
+void HchoTb600bHcho1os(void)
+{
+    struct SensorQuantity *hcho = SensorQuantityFind(SENSOR_QUANTITY_TB600B_HCHO, SENSOR_QUANTITY_HCHO);
+    SensorQuantityOpen(hcho);
+    int32_t result = 0;
+
+    result = SensorQuantityRead(hcho);
+
+    printf("tvoc concentration is : %dppb\n", result);
+    SensorQuantityClose(hcho);
+}
\ No newline at end of file
diff --git a/APP_Framework/Applications/sensor_app/iaq_tb600b_iaq10.c b/APP_Framework/Applications/sensor_app/iaq_tb600b_iaq10.c
new file mode 100644
index 000000000..a3466f165
--- /dev/null
+++ b/APP_Framework/Applications/sensor_app/iaq_tb600b_iaq10.c
@@ -0,0 +1,45 @@
+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+ * @file iaq_tb600b_iaq10.c
+ * @brief iaq10 example
+ * @version 1.0
+ * @author AIIT XUOS Lab
+ * @date 2021.12.14
+ */
+
+#include <user_api.h>
+#include <sensor.h>
+
+// struct iaq_data {
+//     uint16_t gas;
+//     uint8_t TH;
+//     uint8_t TL;
+//     uint8_t RhH;
+//     uint8_t RhL;
+// };
+/**
+ * @description: Read a iaq
+ * @return 0
+ */
+void IaqTb600bIaq10(void)
+{
+    struct SensorQuantity *iaq = SensorQuantityFind(SENSOR_QUANTITY_TB600B_IAQ, SENSOR_QUANTITY_IAQ);
+    SensorQuantityOpen(iaq);
+    int32_t result = 0;
+
+    result = SensorQuantityRead(iaq);
+
+    printf("Gas concentration is : %dppb\n", result);
+    SensorQuantityClose(iaq);
+}
\ No newline at end of file
diff --git a/APP_Framework/Applications/sensor_app/tvoc_tb600b_tvoc10.c b/APP_Framework/Applications/sensor_app/tvoc_tb600b_tvoc10.c
new file mode 100644
index 000000000..6787717d7
--- /dev/null
+++ b/APP_Framework/Applications/sensor_app/tvoc_tb600b_tvoc10.c
@@ -0,0 +1,39 @@
+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+ * @file tvoc_tb600b_tvoc10.c
+ * @brief tvoc10 example
+ * @version 1.0
+ * @author AIIT XUOS Lab
+ * @date 2021.12.15
+ */
+
+#include <user_api.h>
+#include <sensor.h>
+
+
+/**
+ * @description: Read a tvoc
+ * @return 0
+ */
+void TvocTb600bTvoc10(void)
+{
+    struct SensorQuantity *tvoc = SensorQuantityFind(SENSOR_QUANTITY_TB600B_TVOC, SENSOR_QUANTITY_TVOC);
+    SensorQuantityOpen(tvoc);
+    int32_t result = 0;
+
+    result = SensorQuantityRead(tvoc);
+
+    printf("tvoc concentration is : %dppb\n", result);
+    SensorQuantityClose(tvoc);
+}
\ No newline at end of file
diff --git a/APP_Framework/Framework/sensor/Kconfig b/APP_Framework/Framework/sensor/Kconfig
index a8ffcb82c..69ea74471 100644
--- a/APP_Framework/Framework/sensor/Kconfig
+++ b/APP_Framework/Framework/sensor/Kconfig
@@ -4,6 +4,34 @@ menuconfig SUPPORT_SENSOR_FRAMEWORK
         select TRANSFORM_LAYER_ATTRIUBUTE
 
 if SUPPORT_SENSOR_FRAMEWORK
+        menuconfig SENSOR_HCHO
+                bool "Using HCHO sensor device"
+                default n
+        if SENSOR_HCHO
+        source "$APP_DIR/Framework/sensor/hcho/Kconfig"
+        endif
+
+        menuconfig SENSOR_TVOC
+                bool "Using TVOC sensor device"
+                default n
+        if SENSOR_TVOC
+        source "$APP_DIR/Framework/sensor/tvoc/Kconfig"
+        endif
+
+        menuconfig SENSOR_IAQ
+                bool "Using IAQ sensor device"
+                default n
+        if SENSOR_IAQ
+        source "$APP_DIR/Framework/sensor/iaq/Kconfig"
+        endif
+
+        menuconfig SENSOR_CH4
+                bool "Using Ch4 sensor device"
+                default n
+        if SENSOR_CH4
+        source "$APP_DIR/Framework/sensor/ch4/Kconfig"
+        endif
+
         menuconfig SENSOR_CO2
                 bool "Using CO2 sensor device"
                 default n
diff --git a/APP_Framework/Framework/sensor/Makefile b/APP_Framework/Framework/sensor/Makefile
index d3772dcba..9f19136de 100644
--- a/APP_Framework/Framework/sensor/Makefile
+++ b/APP_Framework/Framework/sensor/Makefile
@@ -1,5 +1,21 @@
 SRC_FILES := sensor.c
 
+ifeq ($(CONFIG_SENSOR_HCHO),y)
+	SRC_DIR += hcho
+endif
+
+ifeq ($(CONFIG_SENSOR_TVOC),y)
+	SRC_DIR += tvoc
+endif
+
+ifeq ($(CONFIG_SENSOR_IAQ),y)
+	SRC_DIR += iaq
+endif
+
+ifeq ($(CONFIG_SENSOR_CH4),y)
+	SRC_DIR += ch4
+endif
+
 ifeq ($(CONFIG_SENSOR_CO2),y)
 	SRC_DIR += co2
 endif
diff --git a/APP_Framework/Framework/sensor/ch4/Kconfig b/APP_Framework/Framework/sensor/ch4/Kconfig
new file mode 100644
index 000000000..f973600dc
--- /dev/null
+++ b/APP_Framework/Framework/sensor/ch4/Kconfig
@@ -0,0 +1,43 @@
+
+config SENSOR_AS830
+        bool "Using as830"
+        default n
+
+        if SENSOR_AS830
+                config SENSOR_DEVICE_AS830
+                        string "as830 sensor name"
+                        default "as830_1"
+                
+                config SENSOR_QUANTITY_AS830_CH4
+                        string "as830 quantity name"
+                        default "ch4_1"
+                
+                if ADD_XIUOS_FETURES
+                        config SENSOR_AS830_DRIVER_EXTUART
+                                bool "Using extra uart to support as830"
+                                default y
+
+                        config SENSOR_DEVICE_AS830_DEV
+                                string "as830 device uart path"
+                                default "/dev/uart2_dev2"
+                                depends on !SENSOR_AS830_DRIVER_EXTUART
+
+                        if SENSOR_AS830_DRIVER_EXTUART
+                                config SENSOR_DEVICE_AS830_DEV
+                                        string "as830 device extra uart path"
+                                        default "/dev/extuart_dev1"
+
+                                config SENSOR_DEVICE_AS830_DEV_EXT_PORT
+                                        int "if AS830 device using extuart, choose port"
+                                        default "1"
+                        endif
+                endif
+
+                if ADD_NUTTX_FETURES
+
+                endif
+
+                if ADD_RTTHREAD_FETURES
+
+                endif                
+        endif
diff --git a/APP_Framework/Framework/sensor/ch4/Makefile b/APP_Framework/Framework/sensor/ch4/Makefile
new file mode 100644
index 000000000..913dda125
--- /dev/null
+++ b/APP_Framework/Framework/sensor/ch4/Makefile
@@ -0,0 +1,5 @@
+ifeq ($(CONFIG_SENSOR_AS830),y)
+	SRC_DIR += as830
+endif
+
+include $(KERNEL_ROOT)/compiler.mk
diff --git a/APP_Framework/Framework/sensor/ch4/as830/Makefile b/APP_Framework/Framework/sensor/ch4/as830/Makefile
new file mode 100644
index 000000000..bc432574b
--- /dev/null
+++ b/APP_Framework/Framework/sensor/ch4/as830/Makefile
@@ -0,0 +1,3 @@
+SRC_FILES := as830.c
+
+include $(KERNEL_ROOT)/compiler.mk
diff --git a/APP_Framework/Framework/sensor/ch4/as830/as830.c b/APP_Framework/Framework/sensor/ch4/as830/as830.c
new file mode 100644
index 000000000..edd7f6d8c
--- /dev/null
+++ b/APP_Framework/Framework/sensor/ch4/as830/as830.c
@@ -0,0 +1,225 @@
+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+ * @file as830.c
+ * @brief AS830 CH4 driver base sensor
+ * @version 1.0
+ * @author AIIT XUOS Lab
+ * @date 2021.12.10
+ */
+
+#include <sensor.h>
+
+static struct SensorDevice as830;
+
+static struct SensorProductInfo info =
+{
+    SENSOR_ABILITY_CH4,
+    "xxxxx",
+    "AS830",
+};
+
+/**
+ * @description: Open AS830 sensor device
+ * @param sdev - sensor device pointer
+ * @return success: 1 , failure: other
+ */
+static int SensorDeviceOpen(struct SensorDevice *sdev)
+{
+    int result = 0;
+
+    sdev->fd = PrivOpen(SENSOR_DEVICE_AS830_DEV, O_RDWR);
+    if (sdev->fd < 0) {
+        printf("open %s error\n", SENSOR_DEVICE_AS830_DEV);
+        return -1;
+    }
+    
+    struct SerialDataCfg cfg;
+    cfg.serial_baud_rate    = BAUD_RATE_9600;
+    cfg.serial_data_bits    = DATA_BITS_8;
+    cfg.serial_stop_bits    = STOP_BITS_1;
+    cfg.serial_buffer_size  = 128;
+    cfg.serial_parity_mode  = PARITY_NONE;
+    cfg.serial_bit_order    = 0;
+    cfg.serial_invert_mode  = 0;
+#ifdef SENSOR_AS830_DRIVER_EXTUART
+    cfg.ext_uart_no         = SENSOR_DEVICE_AS830_DEV_EXT_PORT;
+    cfg.port_configure      = PORT_CFG_INIT;
+#endif
+
+    struct PrivIoctlCfg ioctl_cfg;
+    ioctl_cfg.ioctl_driver_type = SERIAL_TYPE;
+    ioctl_cfg.args = &cfg;
+    result = PrivIoctl(sdev->fd, OPE_INT, &ioctl_cfg);
+
+    return result;
+}
+
+/**
+ * @description: Read sensor device
+ * @param sdev - sensor device pointer
+ * @param len - the length of the read data
+ * @return get data length
+ */
+static int SensorDeviceRead(struct SensorDevice *sdev, size_t len)
+{
+    uint8_t tmp = 0;
+    uint8_t idx = 0;
+
+    while (1) {
+        if (PrivRead(sdev->fd, &tmp, 1) == 1) {
+            sdev->buffer[idx++] = tmp;
+        }
+        if(0xA == tmp){
+            break;
+        }
+    }
+
+    return idx;
+}
+
+static struct SensorDone done =
+{
+    SensorDeviceOpen,
+    NULL,
+    SensorDeviceRead,
+    NULL,
+    NULL,
+};
+
+/**
+ * @description: Init AS830 sensor and register
+ * @return void
+ */
+static void SensorDeviceAs830Init(void)
+{
+    as830.name = SENSOR_DEVICE_AS830;
+    as830.info = &info;
+    as830.done = &done;
+
+    SensorDeviceRegister(&as830);
+}
+
+
+/* check data*/
+static uint8_t CH4_check(uint8_t *packet)
+{
+    uint8_t i, high, low;
+    uint8_t checksum = 0;
+    for( i = 0; i < 10; i++)
+    {
+		if(packet[i] == 0x09)
+			break;
+        checksum += packet[i];
+    }
+    checksum = (unsigned char)(-(signed char)checksum);
+	high = (checksum & 0xF0) >> 4;
+	if((high <= 0x0F) && (high >= 0x0A))
+		high += 0x37;
+	else if((high <= 0x09) && (high >= 0x00))
+		high += 0x30;
+	low = (checksum & 0x0F);
+	if((low <= 0x0F) && (low >= 0x0A))
+		low += 0x37;
+	else if((low <= 0x09) && (low >= 0x00))
+		low += 0x30;
+	if((high == packet[i + 1]) && (low == packet[i + 2]))
+		return 0;
+    
+    return -1;
+}
+
+
+static struct SensorQuantity as830_ch4;
+
+/**
+ * @description: Analysis AS830 CH4 result
+ * @param quant - sensor quantity pointer
+ * @return quantity value
+ */
+static int32_t QuantityRead(struct SensorQuantity *quant)
+{
+    if (!quant)
+        return -1;
+
+    uint32_t result;
+    uint32_t len = 0;
+    if (quant->sdev->done->read != NULL) {
+        if(quant->sdev->status == SENSOR_DEVICE_PASSIVE) {
+            len = quant->sdev->done->read(quant->sdev, 7);
+            if (len == 0)
+            {
+                printf("error read data length = 0.\n");
+                return -1;
+            }
+
+            if(CH4_check(quant->sdev->buffer) == 0)
+            {
+                for(int i = 0; i < len; i++)
+                {
+                    if(quant->sdev->buffer[i] == 0x09)
+                    {
+                        break;
+                    }
+                    result = result *10 + (quant->sdev->buffer[i] - 0x30);
+                }
+
+                if (result > quant->value.max_value)
+                    quant->value.max_value = result;
+                else if (result < quant->value.min_value)
+                    quant->value.min_value = result;
+                quant->value.last_value = result;
+
+                return result;
+            }
+            else
+            {
+                printf("This reading is wrong\n");
+                result = SENSOR_QUANTITY_VALUE_ERROR;
+                return result;
+            }
+        }
+        if (quant->sdev->status == SENSOR_DEVICE_ACTIVE) 
+        {
+            printf("Please set passive mode.\n");
+        }
+    }else{
+        printf("%s don't have read done.\n", quant->name);
+    }
+    
+    return -1;
+}
+
+/**
+ * @description: Init AS830 CH4 quantity and register
+ * @return 0
+ */
+int As830Ch4Init(void)
+{
+    SensorDeviceAs830Init();
+    
+    as830_ch4.name = SENSOR_QUANTITY_AS830_CH4;
+    as830_ch4.type = SENSOR_QUANTITY_CH4;
+    as830_ch4.value.decimal_places = 0;
+    as830_ch4.value.max_std = 1000;
+    as830_ch4.value.min_std = 350;
+    as830_ch4.value.last_value = SENSOR_QUANTITY_VALUE_ERROR;
+    as830_ch4.value.max_value = SENSOR_QUANTITY_VALUE_ERROR;
+    as830_ch4.value.min_value = SENSOR_QUANTITY_VALUE_ERROR;
+    as830_ch4.sdev = &as830;
+    as830_ch4.ReadValue = QuantityRead;
+
+    SensorQuantityRegister(&as830_ch4);
+
+    return 0;
+}
\ No newline at end of file
diff --git a/APP_Framework/Framework/sensor/hcho/Kconfig b/APP_Framework/Framework/sensor/hcho/Kconfig
new file mode 100644
index 000000000..0b5ad82dd
--- /dev/null
+++ b/APP_Framework/Framework/sensor/hcho/Kconfig
@@ -0,0 +1,43 @@
+
+config SENSOR_TB600B_WQ_HCHO1OS
+        bool "Using TB600B WQ_HCHO1OS"
+        default n
+
+        if SENSOR_TB600B_WQ_HCHO1OS
+                config SENSOR_DEVICE_TB600B_WQ_HCHO1OS
+                        string "tb600b wq_hcho1os sensor name"
+                        default "tb600b_wq_hcho1os_1"
+                
+                config SENSOR_QUANTITY_TB600B_HCHO
+                        string "tb600b wq_hcho1os quantity name"
+                        default "hcho_1"
+                
+                if ADD_XIUOS_FETURES
+                        config SENSOR_TB600B_WQ_HCHO1OS_DRIVER_EXTUART
+                                bool "Using extra uart to support tb600b wq_hcho1os"
+                                default y
+
+                        config SENSOR_DEVICE_TB600B_WQ_HCHO1OS_DEV
+                                string "tb600b wq_hcho1os device uart path"
+                                default "/dev/uart2_dev2"
+                                depends on !SENSOR_TB600B_WQ_HCHO1OS_DRIVER_EXTUART
+
+                        if SENSOR_TB600B_WQ_HCHO1OS_DRIVER_EXTUART
+                                config SENSOR_DEVICE_TB600B_WQ_HCHO1OS_DEV
+                                        string "tb600b wq_hcho1os device extra uart path"
+                                        default "/dev/extuart_dev5"
+
+                                config SENSOR_DEVICE_TB600B_WQ_HCHO1OS_DEV_EXT_PORT
+                                        int "if TB600B_WQ_HCHO1OS device using extuart, choose port"
+                                        default "5"
+                        endif
+                endif
+
+                if ADD_NUTTX_FETURES
+
+                endif
+
+                if ADD_RTTHREAD_FETURES
+
+                endif                
+        endif
diff --git a/APP_Framework/Framework/sensor/hcho/Makefile b/APP_Framework/Framework/sensor/hcho/Makefile
new file mode 100644
index 000000000..c30211f6c
--- /dev/null
+++ b/APP_Framework/Framework/sensor/hcho/Makefile
@@ -0,0 +1,5 @@
+ifeq ($(CONFIG_SENSOR_TB600B_WQ_HCHO1OS),y)
+	SRC_DIR += tb600b_wq_hcho1os
+endif
+
+include $(KERNEL_ROOT)/compiler.mk
diff --git a/APP_Framework/Framework/sensor/hcho/tb600b_wq_hcho1os/Makefile b/APP_Framework/Framework/sensor/hcho/tb600b_wq_hcho1os/Makefile
new file mode 100644
index 000000000..3dec9399d
--- /dev/null
+++ b/APP_Framework/Framework/sensor/hcho/tb600b_wq_hcho1os/Makefile
@@ -0,0 +1,3 @@
+SRC_FILES := tb600b_wq_hcho1os.c
+
+include $(KERNEL_ROOT)/compiler.mk
diff --git a/APP_Framework/Framework/sensor/hcho/tb600b_wq_hcho1os/tb600b_wq_hcho1os.c b/APP_Framework/Framework/sensor/hcho/tb600b_wq_hcho1os/tb600b_wq_hcho1os.c
new file mode 100644
index 000000000..96ede2fc9
--- /dev/null
+++ b/APP_Framework/Framework/sensor/hcho/tb600b_wq_hcho1os/tb600b_wq_hcho1os.c
@@ -0,0 +1,222 @@
+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+ * @file wq_hcho1os.c
+ * @brief wq_hcho1os driver base sensor
+ * @version 1.0
+ * @author AIIT XUOS Lab
+ * @date 2021.12.15
+ */
+
+#include <sensor.h>
+
+static struct SensorDevice wq_hcho1os;
+static uint8_t ReadInstruction[9];
+
+static struct SensorProductInfo info =
+{
+    SENSOR_ABILITY_HCHO,
+    "AQS",
+    "TB600B_WQ_HCHO1OS",
+};
+
+/**
+ * @description: Open TB600B WQ_HCHO1OS sensor device
+ * @param sdev - sensor device pointer
+ * @return success: 1 , failure: other
+ */
+static int SensorDeviceOpen(struct SensorDevice *sdev)
+{
+    int result = 0;
+
+    sdev->fd = PrivOpen(SENSOR_DEVICE_TB600B_WQ_HCHO1OS_DEV, O_RDWR);
+    if (sdev->fd < 0) {
+        printf("open %s error\n", SENSOR_DEVICE_TB600B_WQ_HCHO1OS_DEV);
+        return -1;
+    }
+    
+    struct SerialDataCfg cfg;
+    cfg.serial_baud_rate    = BAUD_RATE_9600;
+    cfg.serial_data_bits    = DATA_BITS_8;
+    cfg.serial_stop_bits    = STOP_BITS_1;
+    cfg.serial_buffer_size  = 128;
+    cfg.serial_parity_mode  = PARITY_NONE;
+    cfg.serial_bit_order    = 0;
+    cfg.serial_invert_mode  = 0;
+#ifdef SENSOR_TB600B_WQ_HCHO1OS_DRIVER_EXTUART
+    cfg.ext_uart_no         = SENSOR_DEVICE_TB600B_WQ_HCHO1OS_DEV_EXT_PORT;
+    cfg.port_configure      = PORT_CFG_INIT;
+#endif
+
+    struct PrivIoctlCfg ioctl_cfg;
+    ioctl_cfg.ioctl_driver_type = SERIAL_TYPE;
+    ioctl_cfg.args = &cfg;
+    result = PrivIoctl(sdev->fd, OPE_INT, &ioctl_cfg);
+
+    return result;
+}
+
+/**
+ * @description: Read sensor device
+ * @param sdev - sensor device pointer
+ * @param len - the length of the read data
+ * @return get data length
+ */
+static int SensorDeviceRead(struct SensorDevice *sdev, size_t len)
+{
+    uint8_t tmp = 0;
+    uint8_t idx = 0;
+
+    /* this instruction will read gas with temperature and humidity,return 9 datas*/
+    ReadInstruction[0] = 0xFF;
+    ReadInstruction[1] = 0x01;
+    ReadInstruction[2] = 0x86;
+    ReadInstruction[3] = 0x00;
+    ReadInstruction[4] = 0x00;
+    ReadInstruction[5] = 0x00;
+    ReadInstruction[6] = 0x00;
+    ReadInstruction[7] = 0x00;
+    ReadInstruction[8] = 0x79;
+
+    PrivWrite(sdev->fd, ReadInstruction, 9);
+
+    for(idx = 0; idx < 9; idx++) 
+    {
+        if (PrivRead(sdev->fd, &tmp, 1) == 1) {
+            sdev->buffer[idx] = tmp;
+        }
+    }
+
+    return idx;
+}
+/**
+ * @description: Read sensor device
+ * @param sdev - sensor device pointer
+ * @param len - the length of the read data
+ * @return get data length
+ */
+static int SensorDeviceWrite(struct SensorDevice *sdev, const void *buf, size_t len)
+{
+    return PrivWrite(sdev->fd, buf, len);
+
+}
+
+static struct SensorDone done =
+{
+    SensorDeviceOpen,
+    NULL,
+    SensorDeviceRead,
+    SensorDeviceWrite,
+    NULL,
+};
+
+/**
+ * @description: Init TB600B WQ_HCHO1OS sensor and register
+ * @return void
+ */
+static void SensorDeviceTb600bHcho1osInit(void)
+{
+    wq_hcho1os.name = SENSOR_DEVICE_TB600B_WQ_HCHO1OS;
+    wq_hcho1os.info = &info;
+    wq_hcho1os.done = &done;
+
+    SensorDeviceRegister(&wq_hcho1os);
+}
+
+static struct SensorQuantity wq_hcho1os_hcho;
+
+/* check data*/
+static uint8_t getCheckSum(uint8_t *packet)
+{
+    uint8_t i;
+    uint8_t checksum = 0;
+    for( i = 1; i < 12; i++)
+    {
+        checksum += packet[i];
+    }
+    checksum = ~checksum + 1;
+    
+    return checksum;
+}
+
+/**
+ * @description: Analysis TB600B WQ_HCHO1OS result
+ * @param quant - sensor quantity pointer
+ * @return quantity value
+ */
+static int32_t QuantityRead(struct SensorQuantity *quant)
+{
+    if (!quant)
+        return -1;
+
+    uint32_t len = 0;
+    uint8_t checksum = 0;
+    uint16_t ppb, ugm3;
+
+    if (quant->sdev->done->read != NULL) {
+        if(quant->sdev->status == SENSOR_DEVICE_PASSIVE) {
+            len = quant->sdev->done->read(quant->sdev, 9);
+            if (len == 0)
+            {
+                printf("error read data length = 0.\n");
+                return -1;
+            }
+            checksum = getCheckSum(quant->sdev->buffer);
+            if(checksum == quant->sdev->buffer[8])
+            {
+                ugm3 = (uint16_t)quant->sdev->buffer[2] * 256 + (uint16_t)quant->sdev->buffer[3];
+                ppb = (uint16_t)quant->sdev->buffer[6] * 256 + (uint16_t)quant->sdev->buffer[7];
+
+                printf("Formaldehyde  concentration is : %dug/m³(%dppb)\n", ugm3, ppb);
+                return ppb;
+            }
+            else
+            {
+                printf("This reading is wrong\n");
+                return SENSOR_QUANTITY_VALUE_ERROR;
+            }
+        }
+        if (quant->sdev->status == SENSOR_DEVICE_ACTIVE) 
+        {
+            printf("Please set passive mode.\n");
+        }
+    }else{
+        printf("%s don't have read done.\n", quant->name);
+    }
+    
+    return -1;
+}
+
+/**
+ * @description: Init TB600B WQ_HCHO1OS quantity and register
+ * @return 0
+ */
+int Tb600bWqHcho1osInit(void)
+{
+    SensorDeviceTb600bHcho1osInit();
+    
+    wq_hcho1os_hcho.name = SENSOR_QUANTITY_TB600B_HCHO;
+    wq_hcho1os_hcho.type = SENSOR_QUANTITY_HCHO;
+    wq_hcho1os_hcho.value.decimal_places = 0;
+    wq_hcho1os_hcho.value.max_std = SENSOR_QUANTITY_VALUE_ERROR;
+    wq_hcho1os_hcho.value.min_std = SENSOR_QUANTITY_VALUE_ERROR;
+    wq_hcho1os_hcho.value.last_value = SENSOR_QUANTITY_VALUE_ERROR;
+    wq_hcho1os_hcho.value.max_value = SENSOR_QUANTITY_VALUE_ERROR;
+    wq_hcho1os_hcho.value.min_value = SENSOR_QUANTITY_VALUE_ERROR;
+    wq_hcho1os_hcho.sdev = &wq_hcho1os;
+    wq_hcho1os_hcho.ReadValue = QuantityRead;
+
+    SensorQuantityRegister(&wq_hcho1os_hcho);
+
+    return 0;
+}
\ No newline at end of file
diff --git a/APP_Framework/Framework/sensor/iaq/Kconfig b/APP_Framework/Framework/sensor/iaq/Kconfig
new file mode 100644
index 000000000..8d258f05b
--- /dev/null
+++ b/APP_Framework/Framework/sensor/iaq/Kconfig
@@ -0,0 +1,43 @@
+
+config SENSOR_TB600B_IAQ10
+        bool "Using TB600B IAQ10"
+        default n
+
+        if SENSOR_TB600B_IAQ10
+                config SENSOR_DEVICE_TB600B_IAQ10
+                        string "tb600b iaq10 sensor name"
+                        default "tb600b_iaq10_1"
+                
+                config SENSOR_QUANTITY_TB600B_IAQ
+                        string "tb600b iaq10 quantity name"
+                        default "iaq_1"
+                
+                if ADD_XIUOS_FETURES
+                        config SENSOR_TB600B_IAQ10_DRIVER_EXTUART
+                                bool "Using extra uart to support tb600b iaq10"
+                                default y
+
+                        config SENSOR_DEVICE_TB600B_IAQ10_DEV
+                                string "tb600b iaq10 device uart path"
+                                default "/dev/uart2_dev2"
+                                depends on !SENSOR_TB600B_IAQ10_DRIVER_EXTUART
+
+                        if SENSOR_TB600B_IAQ10_DRIVER_EXTUART
+                                config SENSOR_DEVICE_TB600B_IAQ10_DEV
+                                        string "tb600b iaq10 device extra uart path"
+                                        default "/dev/extuart_dev5"
+
+                                config SENSOR_DEVICE_TB600B_IAQ10_DEV_EXT_PORT
+                                        int "if TB600B_IAQ10 device using extuart, choose port"
+                                        default "5"
+                        endif
+                endif
+
+                if ADD_NUTTX_FETURES
+
+                endif
+
+                if ADD_RTTHREAD_FETURES
+
+                endif                
+        endif
diff --git a/APP_Framework/Framework/sensor/iaq/Makefile b/APP_Framework/Framework/sensor/iaq/Makefile
new file mode 100644
index 000000000..775a2d288
--- /dev/null
+++ b/APP_Framework/Framework/sensor/iaq/Makefile
@@ -0,0 +1,5 @@
+ifeq ($(CONFIG_SENSOR_TB600B_IAQ10),y)
+	SRC_DIR += tb600b_iaq10
+endif
+
+include $(KERNEL_ROOT)/compiler.mk
diff --git a/APP_Framework/Framework/sensor/iaq/tb600b_iaq10/Makefile b/APP_Framework/Framework/sensor/iaq/tb600b_iaq10/Makefile
new file mode 100644
index 000000000..dff84d47a
--- /dev/null
+++ b/APP_Framework/Framework/sensor/iaq/tb600b_iaq10/Makefile
@@ -0,0 +1,3 @@
+SRC_FILES := tb600b_iaq10.c
+
+include $(KERNEL_ROOT)/compiler.mk
diff --git a/APP_Framework/Framework/sensor/iaq/tb600b_iaq10/tb600b_iaq10.c b/APP_Framework/Framework/sensor/iaq/tb600b_iaq10/tb600b_iaq10.c
new file mode 100644
index 000000000..2760efe28
--- /dev/null
+++ b/APP_Framework/Framework/sensor/iaq/tb600b_iaq10/tb600b_iaq10.c
@@ -0,0 +1,235 @@
+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+ * @file tb600b_iaq10.c
+ * @brief tb600b_iaq10 driver base sensor
+ * @version 1.0
+ * @author AIIT XUOS Lab
+ * @date 2021.12.14
+ */
+
+#include <sensor.h>
+
+static struct SensorDevice tb600b_iaq10;
+static uint8_t ReadInstruction[9];
+
+struct iaq_data {
+    uint16_t gas;
+    uint8_t TH;
+    uint8_t TL;
+    uint8_t RhH;
+    uint8_t RhL;
+};
+
+static struct SensorProductInfo info =
+{
+    SENSOR_ABILITY_IAQ,
+    "AQS",
+    "TB600B_IAQ10",
+};
+
+/**
+ * @description: Open tb600b_iaq10 sensor device
+ * @param sdev - sensor device pointer
+ * @return success: 1 , failure: other
+ */
+static int SensorDeviceOpen(struct SensorDevice *sdev)
+{
+    int result = 0;
+
+    sdev->fd = PrivOpen(SENSOR_DEVICE_TB600B_IAQ10_DEV, O_RDWR);
+    if (sdev->fd < 0) {
+        printf("open %s error\n", SENSOR_DEVICE_TB600B_IAQ10_DEV);
+        return -1;
+    }
+    
+    struct SerialDataCfg cfg;
+    cfg.serial_baud_rate    = BAUD_RATE_9600;
+    cfg.serial_data_bits    = DATA_BITS_8;
+    cfg.serial_stop_bits    = STOP_BITS_1;
+    cfg.serial_buffer_size  = 128;
+    cfg.serial_parity_mode  = PARITY_NONE;
+    cfg.serial_bit_order    = 0;
+    cfg.serial_invert_mode  = 0;
+#ifdef SENSOR_TB600B_IAQ10_DRIVER_EXTUART
+    cfg.ext_uart_no         = SENSOR_DEVICE_TB600B_IAQ10_DEV_EXT_PORT;
+    cfg.port_configure      = PORT_CFG_INIT;
+#endif
+
+    struct PrivIoctlCfg ioctl_cfg;
+    ioctl_cfg.ioctl_driver_type = SERIAL_TYPE;
+    ioctl_cfg.args = &cfg;
+    result = PrivIoctl(sdev->fd, OPE_INT, &ioctl_cfg);
+
+    return result;
+}
+
+/**
+ * @description: Read sensor device
+ * @param sdev - sensor device pointer
+ * @param len - the length of the read data
+ * @return get data length
+ */
+static int SensorDeviceRead(struct SensorDevice *sdev, size_t len)
+{
+    uint8_t tmp = 0;
+    uint8_t idx = 0;
+    int32_t ret = 0;
+
+    /* this instruction will read gas with temperature and humidity,return 13 datas*/
+    ReadInstruction[0] = 0xFF;
+    ReadInstruction[1] = 0x01;
+    ReadInstruction[2] = 0x87;
+    ReadInstruction[3] = 0x00;
+    ReadInstruction[4] = 0x00;
+    ReadInstruction[5] = 0x00;
+    ReadInstruction[6] = 0x00;
+    ReadInstruction[7] = 0x00;
+    ReadInstruction[8] = 0x78;
+
+    PrivWrite(sdev->fd, ReadInstruction, 9);
+
+    for(idx = 0; idx < 13; idx++) 
+    {
+        if (PrivRead(sdev->fd, &tmp, 1) == 1) {
+            sdev->buffer[idx] = tmp;
+        }
+    }
+
+    return idx;
+}
+/**
+ * @description: Read sensor device
+ * @param sdev - sensor device pointer
+ * @param len - the length of the read data
+ * @return get data length
+ */
+static int SensorDeviceWrite(struct SensorDevice *sdev, const void *buf, size_t len)
+{
+    return PrivWrite(sdev->fd, buf, len);
+
+}
+
+static struct SensorDone done =
+{
+    SensorDeviceOpen,
+    NULL,
+    SensorDeviceRead,
+    SensorDeviceWrite,
+    NULL,
+};
+
+/**
+ * @description: Init tb600b_iaq10 sensor and register
+ * @return void
+ */
+static void SensorDeviceTb600bIaq10Init(void)
+{
+    tb600b_iaq10.name = SENSOR_DEVICE_TB600B_IAQ10;
+    tb600b_iaq10.info = &info;
+    tb600b_iaq10.done = &done;
+
+    SensorDeviceRegister(&tb600b_iaq10);
+}
+
+static struct SensorQuantity tb600b_iaq10_iaq;
+
+/* check data*/
+static uint8_t getCheckSum(uint8_t *packet)
+{
+    uint8_t i;
+    uint8_t checksum = 0;
+    for( i = 1; i < 12; i++)
+    {
+        checksum += packet[i];
+    }
+    checksum = ~checksum + 1;
+    
+    return checksum;
+}
+
+/**
+ * @description: Analysis tb600b_iaq10 result
+ * @param quant - sensor quantity pointer
+ * @return quantity value
+ */
+static int32_t QuantityRead(struct SensorQuantity *quant)
+{
+    if (!quant)
+        return -1;
+
+    uint32_t len = 0;
+    uint8_t checksum = 0;
+    uint8_t TH, TL, RhH, RhL;
+    uint16_t gas;
+    struct iaq_data result;
+
+    if (quant->sdev->done->read != NULL) {
+        if(quant->sdev->status == SENSOR_DEVICE_PASSIVE) {
+            len = quant->sdev->done->read(quant->sdev, 13);
+            if (len == 0)
+            {
+                printf("error read data length = 0.\n");
+                return -1;
+            }
+            checksum = getCheckSum(quant->sdev->buffer);
+            if(checksum == quant->sdev->buffer[12])
+            {
+                result.gas = (uint16_t)quant->sdev->buffer[6] * 256 + (uint16_t)quant->sdev->buffer[7];
+                result.TH = ((int)((quant->sdev->buffer[8] << 8)|quant->sdev->buffer[9]))/100;
+                result.TL = ((int)((quant->sdev->buffer[8] << 8)|quant->sdev->buffer[9]))%100;
+                result.RhH = ((unsigned int)((quant->sdev->buffer[10] << 8)|quant->sdev->buffer[11]))/100;
+                result.RhL = ((unsigned int)((quant->sdev->buffer[10] << 8)|quant->sdev->buffer[11]))%100;
+                printf("Gas concentration is : %dppb\nThe temperature is : %d.%d℃\nThe humidity is : %d.%drh%%\n", result.gas, result.TH, result.TL, result.RhH, result.RhL);
+                return result.gas;
+            }
+            else
+            {
+                printf("This reading is wrong\n");
+                return SENSOR_QUANTITY_VALUE_ERROR;
+            }
+        }
+        if (quant->sdev->status == SENSOR_DEVICE_ACTIVE) 
+        {
+            printf("Please set passive mode.\n");
+        }
+    }else{
+        printf("%s don't have read done.\n", quant->name);
+    }
+    
+    return -1;
+}
+
+/**
+ * @description: Init tb600b_iaq10 quantity and register
+ * @return 0
+ */
+int Tb600bIaq10IaqInit(void)
+{
+    SensorDeviceTb600bIaq10Init();
+    
+    tb600b_iaq10_iaq.name = SENSOR_QUANTITY_TB600B_IAQ;
+    tb600b_iaq10_iaq.type = SENSOR_QUANTITY_IAQ;
+    tb600b_iaq10_iaq.value.decimal_places = 0;
+    tb600b_iaq10_iaq.value.max_std = SENSOR_QUANTITY_VALUE_ERROR;
+    tb600b_iaq10_iaq.value.min_std = SENSOR_QUANTITY_VALUE_ERROR;
+    tb600b_iaq10_iaq.value.last_value = SENSOR_QUANTITY_VALUE_ERROR;
+    tb600b_iaq10_iaq.value.max_value = SENSOR_QUANTITY_VALUE_ERROR;
+    tb600b_iaq10_iaq.value.min_value = SENSOR_QUANTITY_VALUE_ERROR;
+    tb600b_iaq10_iaq.sdev = &tb600b_iaq10;
+    tb600b_iaq10_iaq.ReadValue = QuantityRead;
+
+    SensorQuantityRegister(&tb600b_iaq10_iaq);
+
+    return 0;
+}
\ No newline at end of file
diff --git a/APP_Framework/Framework/sensor/sensor.h b/APP_Framework/Framework/sensor/sensor.h
index 801f7991d..fad97fdce 100644
--- a/APP_Framework/Framework/sensor/sensor.h
+++ b/APP_Framework/Framework/sensor/sensor.h
@@ -51,6 +51,10 @@ extern "C" {
 #define SENSOR_ABILITY_CO       ((uint32_t)(1 << SENSOR_QUANTITY_CO))
 #define SENSOR_ABILITY_PM       ((uint32_t)(1 << SENSOR_QUANTITY_PM))
 #define SENSOR_ABILITY_VOICE    ((uint32_t)(1 << SENSOR_QUANTITY_VOICE))
+#define SENSOR_ABILITY_CH4      ((uint32_t)(1 << SENSOR_QUANTITY_CH4))
+#define SENSOR_ABILITY_IAQ      ((uint32_t)(1 << SENSOR_QUANTITY_IAQ))
+#define SENSOR_ABILITY_TVOC     ((uint32_t)(1 << SENSOR_QUANTITY_TVOC))
+#define SENSOR_ABILITY_HCHO     ((uint32_t)(1 << SENSOR_QUANTITY_HCHO))
 
 struct SensorProductInfo {
     uint32_t ability;           /* Bitwise OR of sensor ability */
@@ -89,6 +93,9 @@ enum SensorQuantityType {
     SENSOR_QUANTITY_CO,
     SENSOR_QUANTITY_PM,
     SENSOR_QUANTITY_VOICE,
+    SENSOR_QUANTITY_CH4,
+    SENSOR_QUANTITY_IAQ,
+    SENSOR_QUANTITY_TVOC,
     /* ...... */
     SENSOR_QUANTITY_END,
 };
diff --git a/APP_Framework/Framework/sensor/tvoc/Kconfig b/APP_Framework/Framework/sensor/tvoc/Kconfig
new file mode 100644
index 000000000..8d069425d
--- /dev/null
+++ b/APP_Framework/Framework/sensor/tvoc/Kconfig
@@ -0,0 +1,43 @@
+
+config SENSOR_TB600B_TVOC10
+        bool "Using TB600B TVOC10"
+        default n
+
+        if SENSOR_TB600B_TVOC10
+                config SENSOR_DEVICE_TB600B_TVOC10
+                        string "tb600b tvoc10 sensor name"
+                        default "tb600b_tvoc10_1"
+                
+                config SENSOR_QUANTITY_TB600B_TVOC
+                        string "tb600b tvoc10 quantity name"
+                        default "tvoc_1"
+                
+                if ADD_XIUOS_FETURES
+                        config SENSOR_TB600B_TVOC10_DRIVER_EXTUART
+                                bool "Using extra uart to support tb600b tvoc10"
+                                default y
+
+                        config SENSOR_DEVICE_TB600B_TVOC10_DEV
+                                string "tb600b tvoc10 device uart path"
+                                default "/dev/uart2_dev2"
+                                depends on !SENSOR_TB600B_TVOC10_DRIVER_EXTUART
+
+                        if SENSOR_TB600B_TVOC10_DRIVER_EXTUART
+                                config SENSOR_DEVICE_TB600B_TVOC10_DEV
+                                        string "tb600b tvoc10 device extra uart path"
+                                        default "/dev/extuart_dev6"
+
+                                config SENSOR_DEVICE_TB600B_TVOC10_DEV_EXT_PORT
+                                        int "if TB600B_TVOC10 device using extuart, choose port"
+                                        default "6"
+                        endif
+                endif
+
+                if ADD_NUTTX_FETURES
+
+                endif
+
+                if ADD_RTTHREAD_FETURES
+
+                endif                
+        endif
diff --git a/APP_Framework/Framework/sensor/tvoc/Makefile b/APP_Framework/Framework/sensor/tvoc/Makefile
new file mode 100644
index 000000000..8ef12bb44
--- /dev/null
+++ b/APP_Framework/Framework/sensor/tvoc/Makefile
@@ -0,0 +1,5 @@
+ifeq ($(CONFIG_SENSOR_TB600B_TVOC10),y)
+	SRC_DIR += tb600b_tvoc10
+endif
+
+include $(KERNEL_ROOT)/compiler.mk
diff --git a/APP_Framework/Framework/sensor/tvoc/tb600b_tvoc10/Makefile b/APP_Framework/Framework/sensor/tvoc/tb600b_tvoc10/Makefile
new file mode 100644
index 000000000..6dbfd41f2
--- /dev/null
+++ b/APP_Framework/Framework/sensor/tvoc/tb600b_tvoc10/Makefile
@@ -0,0 +1,3 @@
+SRC_FILES := tb600b_tvoc10.c
+
+include $(KERNEL_ROOT)/compiler.mk
diff --git a/APP_Framework/Framework/sensor/tvoc/tb600b_tvoc10/tb600b_tvoc10.c b/APP_Framework/Framework/sensor/tvoc/tb600b_tvoc10/tb600b_tvoc10.c
new file mode 100644
index 000000000..ace49c577
--- /dev/null
+++ b/APP_Framework/Framework/sensor/tvoc/tb600b_tvoc10/tb600b_tvoc10.c
@@ -0,0 +1,227 @@
+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+ * @file tb600b_tvoc10.c
+ * @brief tb600b_tvoc10 driver base sensor
+ * @version 1.0
+ * @author AIIT XUOS Lab
+ * @date 2021.12.15
+ */
+
+#include <sensor.h>
+
+static struct SensorDevice tb600b_tvoc10;
+static uint8_t ReadInstruction[9];
+
+static struct SensorProductInfo info =
+{
+    SENSOR_ABILITY_TVOC,
+    "AQS",
+    "TB600B_TVOC10",
+};
+
+/**
+ * @description: Open TB600B TVOC10 sensor device
+ * @param sdev - sensor device pointer
+ * @return success: 1 , failure: other
+ */
+static int SensorDeviceOpen(struct SensorDevice *sdev)
+{
+    int result = 0;
+
+    sdev->fd = PrivOpen(SENSOR_DEVICE_TB600B_TVOC10_DEV, O_RDWR);
+    if (sdev->fd < 0) {
+        printf("open %s error\n", SENSOR_DEVICE_TB600B_TVOC10_DEV);
+        return -1;
+    }
+    
+    struct SerialDataCfg cfg;
+    cfg.serial_baud_rate    = BAUD_RATE_9600;
+    cfg.serial_data_bits    = DATA_BITS_8;
+    cfg.serial_stop_bits    = STOP_BITS_1;
+    cfg.serial_buffer_size  = 128;
+    cfg.serial_parity_mode  = PARITY_NONE;
+    cfg.serial_bit_order    = 0;
+    cfg.serial_invert_mode  = 0;
+#ifdef SENSOR_TB600B_TVOC10_DRIVER_EXTUART
+    cfg.ext_uart_no         = SENSOR_DEVICE_TB600B_TVOC10_DEV_EXT_PORT;
+    cfg.port_configure      = PORT_CFG_INIT;
+#endif
+
+    struct PrivIoctlCfg ioctl_cfg;
+    ioctl_cfg.ioctl_driver_type = SERIAL_TYPE;
+    ioctl_cfg.args = &cfg;
+    result = PrivIoctl(sdev->fd, OPE_INT, &ioctl_cfg);
+
+    return result;
+}
+
+/**
+ * @description: Read sensor device
+ * @param sdev - sensor device pointer
+ * @param len - the length of the read data
+ * @return get data length
+ */
+static int SensorDeviceRead(struct SensorDevice *sdev, size_t len)
+{
+    uint8_t tmp = 0;
+    uint8_t idx = 0;
+
+    /* this instruction will read gas with temperature and humidity,return 13 datas*/
+    ReadInstruction[0] = 0xFF;
+    ReadInstruction[1] = 0x01;
+    ReadInstruction[2] = 0x87;
+    ReadInstruction[3] = 0x00;
+    ReadInstruction[4] = 0x00;
+    ReadInstruction[5] = 0x00;
+    ReadInstruction[6] = 0x00;
+    ReadInstruction[7] = 0x00;
+    ReadInstruction[8] = 0x78;
+
+    PrivWrite(sdev->fd, ReadInstruction, 9);
+
+    for(idx = 0; idx < 13; idx++) 
+    {
+        if (PrivRead(sdev->fd, &tmp, 1) == 1) {
+            sdev->buffer[idx] = tmp;
+        }
+    }
+
+    return idx;
+}
+/**
+ * @description: Read sensor device
+ * @param sdev - sensor device pointer
+ * @param len - the length of the read data
+ * @return get data length
+ */
+static int SensorDeviceWrite(struct SensorDevice *sdev, const void *buf, size_t len)
+{
+    return PrivWrite(sdev->fd, buf, len);
+
+}
+
+static struct SensorDone done =
+{
+    SensorDeviceOpen,
+    NULL,
+    SensorDeviceRead,
+    SensorDeviceWrite,
+    NULL,
+};
+
+/**
+ * @description: Init TB600B TVOC10 sensor and register
+ * @return void
+ */
+static void SensorDeviceTb600bTvoc10Init(void)
+{
+    tb600b_tvoc10.name = SENSOR_DEVICE_TB600B_TVOC10;
+    tb600b_tvoc10.info = &info;
+    tb600b_tvoc10.done = &done;
+
+    SensorDeviceRegister(&tb600b_tvoc10);
+}
+
+static struct SensorQuantity tb600b_tvoc10_tvoc;
+
+/* check data*/
+static uint8_t getCheckSum(uint8_t *packet)
+{
+    uint8_t i;
+    uint8_t checksum = 0;
+    for( i = 1; i < 12; i++)
+    {
+        checksum += packet[i];
+    }
+    checksum = ~checksum + 1;
+    
+    return checksum;
+}
+
+/**
+ * @description: Analysis TB600B TVOC10 result
+ * @param quant - sensor quantity pointer
+ * @return quantity value
+ */
+static int32_t QuantityRead(struct SensorQuantity *quant)
+{
+    if (!quant)
+        return -1;
+
+    uint32_t len = 0;
+    uint8_t checksum = 0;
+    uint8_t TH, TL, RhH, RhL;
+    uint16_t ppb, ugm3;
+
+    if (quant->sdev->done->read != NULL) {
+        if(quant->sdev->status == SENSOR_DEVICE_PASSIVE) {
+            len = quant->sdev->done->read(quant->sdev, 13);
+            if (len == 0)
+            {
+                printf("error read data length = 0.\n");
+                return -1;
+            }
+            checksum = getCheckSum(quant->sdev->buffer);
+            if(checksum == quant->sdev->buffer[12])
+            {
+                ugm3 = (uint16_t)quant->sdev->buffer[2] * 256 + (uint16_t)quant->sdev->buffer[3];
+                ppb = (uint16_t)quant->sdev->buffer[6] * 256 + (uint16_t)quant->sdev->buffer[7];
+                TH = ((int)((quant->sdev->buffer[8] << 8)|quant->sdev->buffer[9]))/100;
+                TL = ((int)((quant->sdev->buffer[8] << 8)|quant->sdev->buffer[9]))%100;
+                RhH = ((unsigned int)((quant->sdev->buffer[10] << 8)|quant->sdev->buffer[11]))/100;
+                RhL = ((unsigned int)((quant->sdev->buffer[10] << 8)|quant->sdev->buffer[11]))%100;
+
+                printf("tvoc concentration is : %dug/m³(%dppb)\nThe temperature is : %d.%d℃\nThe humidity is : %d.%drh%%\n", ugm3, ppb, TH, TL, RhH, RhL);
+                return ppb;
+            }
+            else
+            {
+                printf("This reading is wrong\n");
+                return SENSOR_QUANTITY_VALUE_ERROR;
+            }
+        }
+        if (quant->sdev->status == SENSOR_DEVICE_ACTIVE) 
+        {
+            printf("Please set passive mode.\n");
+        }
+    }else{
+        printf("%s don't have read done.\n", quant->name);
+    }
+    
+    return -1;
+}
+
+/**
+ * @description: Init TB600B TVOC10 quantity and register
+ * @return 0
+ */
+int Tb600bTvoc10TvocInit(void)
+{
+    SensorDeviceTb600bTvoc10Init();
+    
+    tb600b_tvoc10_tvoc.name = SENSOR_QUANTITY_TB600B_TVOC;
+    tb600b_tvoc10_tvoc.type = SENSOR_QUANTITY_TVOC;
+    tb600b_tvoc10_tvoc.value.decimal_places = 0;
+    tb600b_tvoc10_tvoc.value.max_std = SENSOR_QUANTITY_VALUE_ERROR;
+    tb600b_tvoc10_tvoc.value.min_std = SENSOR_QUANTITY_VALUE_ERROR;
+    tb600b_tvoc10_tvoc.value.last_value = SENSOR_QUANTITY_VALUE_ERROR;
+    tb600b_tvoc10_tvoc.value.max_value = SENSOR_QUANTITY_VALUE_ERROR;
+    tb600b_tvoc10_tvoc.value.min_value = SENSOR_QUANTITY_VALUE_ERROR;
+    tb600b_tvoc10_tvoc.sdev = &tb600b_tvoc10;
+    tb600b_tvoc10_tvoc.ReadValue = QuantityRead;
+
+    SensorQuantityRegister(&tb600b_tvoc10_tvoc);
+
+    return 0;
+}
\ No newline at end of file
diff --git a/Ubiquitous/XiUOS/board/gapuino/board.c b/Ubiquitous/XiUOS/board/gapuino/board.c
index 836151f1a..7b16b53c6 100755
--- a/Ubiquitous/XiUOS/board/gapuino/board.c
+++ b/Ubiquitous/XiUOS/board/gapuino/board.c
@@ -30,6 +30,23 @@ extern void timer_initialize(void);
 extern void gapuino_sysinit(void);
 
 extern unsigned int __bss_end__;
+/* Return core id. */
+uint32_t _procid( void )
+{
+    uint32_t ulProcid = 0;
+    __asm__ volatile( "csrr %0, mhartid" : "=r"( ulProcid ) );
+    ulProcid  = ulProcid & 0xf;
+    return ( ulProcid );
+}
+
+/* Return cluster id. */
+uint32_t _clusterid( void )
+{
+    uint32_t ulCluster = 0;
+    __asm__ volatile( "csrr %0, mhartid" : "=r"( ulCluster ) );
+    ulCluster  = ulCluster >> 5;
+    return ( ulCluster );
+}
 
 void GapuinoStart(uint32_t mhartid)
 {
@@ -51,6 +68,7 @@ void InitBoardHardware(void)
     timer_initialize();
     KPrintf("memory address range: [0x%08x - 0x%08x], size: %d\n", (x_ubase) MEMORY_START_ADDRESS, (x_ubase) MEMORY_END_ADDRESS, GAP8_SRAM_SIZE);
     /* initialize memory system */
+    KPrintf("gap8 cluster id: [0x%x], _procid: [0x%x]\n", _clusterid(),_procid());
 	
     KPrintf("board init done.\n");
 	KPrintf("start kernel...\n");
diff --git a/Ubiquitous/XiUOS/tool/shell/letter-shell/shell.c b/Ubiquitous/XiUOS/tool/shell/letter-shell/shell.c
index dd14df382..564d8325e 100644
--- a/Ubiquitous/XiUOS/tool/shell/letter-shell/shell.c
+++ b/Ubiquitous/XiUOS/tool/shell/letter-shell/shell.c
@@ -155,6 +155,7 @@ ShellCommand* shellSeekCommand(Shell *shell,
  */
 void shellInit(Shell *shell, char *buffer, unsigned short size)
 {
+
     shell->parser.length = 0;
     shell->parser.cursor = 0;
     shell->history.offset = 0;
@@ -187,6 +188,7 @@ void shellInit(Shell *shell, char *buffer, unsigned short size)
                                          SHELL_DEFAULT_USER,
                                          shell->commandList.base,
                                          0));
+
     shellWriteCommandLine(shell, 1);
 }
 
@@ -863,7 +865,7 @@ ShellCommand* shellSeekCommand(Shell *shell,
         name = shellGetCommandName(&base[i]);
         if (!compareLength)
         {
-            if (strcmp(cmd, name) == 0)
+            if (strncmp(cmd, name, strlen(cmd)) == 0)
             {
                 return &base[i];
             }