diff --git a/APP_Framework/Framework/connection/4g/ec200t/Kconfig b/APP_Framework/Framework/connection/4g/ec200t/Kconfig
index 71f692f27..c5ac4a37f 100644
--- a/APP_Framework/Framework/connection/4g/ec200t/Kconfig
+++ b/APP_Framework/Framework/connection/4g/ec200t/Kconfig
@@ -3,13 +3,19 @@ config ADAPTER_4G_EC200T
         default "ec200t"
 
 if ADD_XIZI_FETURES
-        config ADAPTER_EC200T_PWRKEY
-                int "EC200T PWRKEY pin number"
-                default "97"
+        config ADAPTER_EC200T_USING_PWRKEY
+                bool "EC200T using PWRKEY pin number"
+                default n
 
-        config ADAPTER_EC200T_PIN_DRIVER
-                string "EC200T device pin driver path"
-                default "/dev/pin_dev"
+        if ADAPTER_EC200T_USING_PWRKEY
+                config ADAPTER_EC200T_PWRKEY
+                        int "EC200T PWRKEY pin number"
+                        default "97"
+
+                config ADAPTER_EC200T_PIN_DRIVER
+                        string "EC200T device pin driver path"
+                        default "/dev/pin_dev"
+        endif
 
         config ADAPTER_EC200T_DRIVER_EXTUART
                 bool "Using extra uart to support 4G"
diff --git a/APP_Framework/Framework/connection/4g/ec200t/ec200t.c b/APP_Framework/Framework/connection/4g/ec200t/ec200t.c
index cdf55707a..44ce40d63 100644
--- a/APP_Framework/Framework/connection/4g/ec200t/ec200t.c
+++ b/APP_Framework/Framework/connection/4g/ec200t/ec200t.c
@@ -43,6 +43,7 @@ static void Ec200tPowerSet(void){ return; }
 #else
 static void Ec200tPowerSet(void)
 {
+#ifdef ADAPTER_EC200T_USING_PWRKEY
     int pin_fd;
     pin_fd = PrivOpen(ADAPTER_EC200T_PIN_DRIVER, O_RDWR);
     if (pin_fd < 0) {
@@ -73,6 +74,7 @@ static void Ec200tPowerSet(void)
     PrivClose(pin_fd);
 
     PrivTaskDelay(10000);
+#endif
 }
 #endif
 
diff --git a/Ubiquitous/XiZi/board/xidatong/third_party_driver/common/pin_mux.c b/Ubiquitous/XiZi/board/xidatong/third_party_driver/common/pin_mux.c
index 63eed88b2..be6b733b1 100755
--- a/Ubiquitous/XiZi/board/xidatong/third_party_driver/common/pin_mux.c
+++ b/Ubiquitous/XiZi/board/xidatong/third_party_driver/common/pin_mux.c
@@ -995,6 +995,21 @@ void BOARD_InitUartPins(void)
         IOMUXC_GPIO_AD_B1_03_LPUART2_RX,
         0x10B0u);
 #endif
+
+#ifdef BSP_USING_LPUART8
+    IOMUXC_SetPinMux(
+        IOMUXC_GPIO_AD_B1_10_LPUART8_TX,
+        0U);
+    IOMUXC_SetPinMux(
+        IOMUXC_GPIO_AD_B1_11_LPUART8_RX,
+        0U);
+    IOMUXC_SetPinConfig(
+        IOMUXC_GPIO_AD_B1_10_LPUART8_TX,
+        0x10B0u);
+    IOMUXC_SetPinConfig(
+        IOMUXC_GPIO_AD_B1_11_LPUART8_RX,
+        0x10B0u);
+#endif
 }
 
 /***********************************************************************************************************************
diff --git a/Ubiquitous/XiZi/board/xidatong/third_party_driver/uart/Kconfig b/Ubiquitous/XiZi/board/xidatong/third_party_driver/uart/Kconfig
index 93c86b33f..148c78116 100644
--- a/Ubiquitous/XiZi/board/xidatong/third_party_driver/uart/Kconfig
+++ b/Ubiquitous/XiZi/board/xidatong/third_party_driver/uart/Kconfig
@@ -1,29 +1,44 @@
 config BSP_USING_LPUART1
-bool "Enable LPUART1"
-default y
-if BSP_USING_LPUART1
-    config SERIAL_BUS_NAME_1
-        string "serial bus 1 name"
-        default "uart1"
-    config SERIAL_DRV_NAME_1
-        string "serial bus 1 driver name"
-        default "uart1_drv"
-    config SERIAL_1_DEVICE_NAME_0
-            string "serial bus 1 device name"
-            default "uart1_dev1"   
-endif
+    bool "Enable LPUART1"
+    default y
+    if BSP_USING_LPUART1
+        config SERIAL_BUS_NAME_1
+            string "serial bus 1 name"
+            default "uart1"
+        config SERIAL_DRV_NAME_1
+            string "serial bus 1 driver name"
+            default "uart1_drv"
+        config SERIAL_1_DEVICE_NAME_0
+                string "serial bus 1 device name"
+                default "uart1_dev1"   
+    endif
 
 config BSP_USING_LPUART2
-bool "Enable LPUART2"
-default y
-if BSP_USING_LPUART2
-    config SERIAL_BUS_NAME_2
-        string "serial bus 2 name"
-        default "uart2"
-    config SERIAL_DRV_NAME_2
-        string "serial bus 2 driver name"
-        default "uart2_drv"
-    config SERIAL_2_DEVICE_NAME_0
-            string "serial bus 2 device name"
-            default "uart2_dev2"   
-endif
+    bool "Enable LPUART2"
+    default y
+    if BSP_USING_LPUART2
+        config SERIAL_BUS_NAME_2
+            string "serial bus 2 name"
+            default "uart2"
+        config SERIAL_DRV_NAME_2
+            string "serial bus 2 driver name"
+            default "uart2_drv"
+        config SERIAL_2_DEVICE_NAME_0
+                string "serial bus 2 device name"
+                default "uart2_dev2"   
+    endif
+
+config BSP_USING_LPUART8
+    bool "Enable LPUART8"
+    default n
+    if BSP_USING_LPUART8
+        config SERIAL_BUS_NAME_8
+            string "serial bus 8 name"
+            default "uart8"
+        config SERIAL_DRV_NAME_8
+            string "serial bus 8 driver name"
+            default "uart8_drv"
+        config SERIAL_8_DEVICE_NAME_0
+                string "serial bus 8 device name"
+                default "uart8_dev8"   
+    endif
diff --git a/Ubiquitous/XiZi/board/xidatong/third_party_driver/uart/connect_uart.c b/Ubiquitous/XiZi/board/xidatong/third_party_driver/uart/connect_uart.c
index 6ce8b6695..01edbe363 100644
--- a/Ubiquitous/XiZi/board/xidatong/third_party_driver/uart/connect_uart.c
+++ b/Ubiquitous/XiZi/board/xidatong/third_party_driver/uart/connect_uart.c
@@ -43,7 +43,7 @@ void LPUART1_IRQHandler(int irqn, void *arg)
     DisableIRQ(UART1_IRQn);
 
     UartIsr(&serial_bus_1, &serial_driver_1, &serial_device_1);
-     EnableIRQ(UART1_IRQn);
+    EnableIRQ(UART1_IRQn);
 
 }
 DECLARE_HW_IRQ(UART1_IRQn, LPUART1_IRQHandler, NONE);
@@ -66,6 +66,23 @@ void LPUART2_IRQHandler(int irqn, void *arg)
 DECLARE_HW_IRQ(UART2_IRQn, LPUART2_IRQHandler, NONE);
 #endif
 
+#ifdef BSP_USING_LPUART8
+struct SerialBus serial_bus_8;
+struct SerialDriver serial_driver_8;
+struct SerialHardwareDevice serial_device_8;
+
+void LPUART8_IRQHandler(int irqn, void *arg)
+{
+
+    DisableIRQ(LPUART8_IRQn);
+
+    UartIsr(&serial_bus_8, &serial_driver_8, &serial_device_8);
+    EnableIRQ(LPUART8_IRQn);
+
+}
+DECLARE_HW_IRQ(LPUART8_IRQn, LPUART8_IRQHandler, NONE);
+#endif
+
 static void SerialCfgParamCheck(struct SerialCfgParam *serial_cfg_default, struct SerialCfgParam *serial_cfg_new)
 {
     struct SerialDataCfg *data_cfg_default = &serial_cfg_default->data_cfg;
@@ -426,5 +443,38 @@ int Imxrt1052HwUartInit(void)
     }  
 #endif
 
+#ifdef BSP_USING_LPUART8
+    static struct SerialCfgParam serial_cfg_8;
+    memset(&serial_cfg_8, 0, sizeof(struct SerialCfgParam));
+
+    static struct SerialDevParam serial_dev_param_8;
+    memset(&serial_dev_param_8, 0, sizeof(struct SerialDevParam));
+    
+    serial_driver_8.drv_done = &drv_done;
+    serial_driver_8.configure = &SerialDrvConfigure;
+    serial_device_8.hwdev_done = &hwdev_done;
+
+    serial_cfg_8.data_cfg = data_cfg_init;
+
+    serial_cfg_8.hw_cfg.private_data = (void *)LPUART8;
+    serial_cfg_8.hw_cfg.serial_irq_interrupt = LPUART8_IRQn;
+    serial_driver_8.private_data = (void *)&serial_cfg_8;
+
+    serial_dev_param_8.serial_work_mode = SIGN_OPER_INT_RX;
+    serial_device_8.haldev.private_data = (void *)&serial_dev_param_8;
+
+    ret = BoardSerialBusInit(&serial_bus_8, &serial_driver_8, SERIAL_BUS_NAME_8, SERIAL_DRV_NAME_8);
+    if (EOK != ret) {
+        KPrintf("Imxrt1052HwUartInit uart error ret %u\n", ret);
+        return ERROR;
+    }
+
+    ret = BoardSerialDevBend(&serial_device_8, (void *)&serial_cfg_8, SERIAL_BUS_NAME_8, SERIAL_8_DEVICE_NAME_0);
+    if (EOK != ret) {
+        KPrintf("Imxrt1052HwUartInit uart error ret %u\n", ret);
+        return ERROR;
+    }  
+#endif
+
     return ret;
 }