diff --git a/docs/en/14-reference/04-taosadapter.md b/docs/en/14-reference/04-taosadapter.md
index 870cebb103..9eb6cb9213 100644
--- a/docs/en/14-reference/04-taosadapter.md
+++ b/docs/en/14-reference/04-taosadapter.md
@@ -21,6 +21,7 @@ taosAdapter provides the following features.
 - Seamless connection to collectd
 - Seamless connection to StatsD
 - Supports Prometheus remote_read and remote_write
+- Get table's VGroup ID
 
 ## taosAdapter architecture diagram
 
@@ -178,6 +179,7 @@ See [example/config/taosadapter.toml](https://github.com/taosdata/taosadapter/bl
   node_export is an exporter for machine metrics. Please visit [https://github.com/prometheus/node_exporter](https://github.com/prometheus/node_exporter) for more information.
 - Support for Prometheus remote_read and remote_write
   remote_read and remote_write are interfaces for Prometheus data read and write from/to other data storage solution. Please visit [https://prometheus.io/blog/2019/10/10/remote-read-meets-streaming/#remote-apis](https://prometheus.io/blog/2019/10/10/remote-read-meets-streaming/#remote-apis) for more information.
+- Get table's VGroup ID. For more information about VGroup, please refer to [primary-logic-unit](/tdinternal/arch/#primary-logic-unit).
 
 ## Interfaces
 
@@ -199,7 +201,7 @@ Support InfluxDB query parameters as follows.
 - `precision` The time precision used by TDengine
 - `u` TDengine user name
 - `p` TDengine password
-- `ttl` The time to live of automatically created sub-table. This value cannot be updated. TDengine will use the ttl value of the frist data of sub-table to create sub-table. For more information, please refer [Create Table](/taos-sql/table/#create-table)
+- `ttl` The time to live of automatically created sub-table. This value cannot be updated. TDengine will use the ttl value of the first data of sub-table to create sub-table. For more information, please refer [Create Table](/taos-sql/table/#create-table)
 
 Note:      InfluxDB token authorization is not supported at present. Only Basic authorization and query parameter validation are supported.
 Example:   curl --request POST http://127.0.0.1:6041/influxdb/v1/write?db=test --user "root:taosdata" --data-binary "measurement,host=host1 field1=2i,field2=2.0 1577836800000000000"
@@ -241,6 +243,10 @@ node_export is an exporter of hardware and OS metrics exposed by the \*NIX kerne
 
 <Prometheus />
 
+### Get table's VGroup ID
+
+You can call `http://<fqdn>:6041/rest/vgid?db=<db>&table=<table>` to get table's VGroup ID. For more information about VGroup, please refer to [primary-logic-unit](/tdinternal/arch/#primary-logic-unit).
+
 ## Memory usage optimization methods
 
 taosAdapter will monitor its memory usage during operation and adjust it with two thresholds. Valid values are integers between 1 to 100, and represent a percentage of the system's physical memory.
diff --git a/docs/zh/14-reference/04-taosadapter.md b/docs/zh/14-reference/04-taosadapter.md
index 0909ddf639..5c155bdd6e 100644
--- a/docs/zh/14-reference/04-taosadapter.md
+++ b/docs/zh/14-reference/04-taosadapter.md
@@ -21,6 +21,7 @@ taosAdapter 提供以下功能：
 - 无缝连接到 collectd
 - 无缝连接到 StatsD
 - 支持 Prometheus remote_read 和 remote_write
+- 获取 table 所在的虚拟节点组（VGroup）的 VGroup ID
 
 ## taosAdapter 架构图
 
@@ -178,6 +179,7 @@ AllowWebSockets
   node_export 是一个机器指标的导出器。请访问 [https://github.com/prometheus/node_exporter](https://github.com/prometheus/node_exporter) 了解更多信息。
 - 支持 Prometheus remote_read 和 remote_write
   remote_read 和 remote_write 是 Prometheus 数据读写分离的集群方案。请访问[https://prometheus.io/blog/2019/10/10/remote-read-meets-streaming/#remote-apis](https://prometheus.io/blog/2019/10/10/remote-read-meets-streaming/#remote-apis) 了解更多信息。
+- 获取 table 所在的虚拟节点组（VGroup）的 VGroup ID。关于虚拟节点组（VGroup）的更多信息，请访问[整体架构文档](/tdinternal/arch/#主要逻辑单元) 。
 
 ## 接口
 
@@ -240,6 +242,10 @@ Prometheus 使用的由 \*NIX 内核暴露的硬件和操作系统指标的输
 
 <Prometheus />
 
+### 获取 table 的 VGroup ID
+
+可以访问 http 接口 `http://<fqdn>:6041/rest/vgid?db=<db>&table=<table>` 获取 table 的 VGroup ID。关于虚拟节点组（VGroup）的更多信息，请访问[整体架构文档](/tdinternal/arch/#主要逻辑单元) 。
+
 ## 内存使用优化方法
 
 taosAdapter 将监测自身运行过程中内存使用率并通过两个阈值进行调节。有效值范围为 -1 到 100 的整数，单位为系统物理内存的百分比。
@@ -282,7 +288,7 @@ http 返回内容：
 
 ## taosAdapter 监控指标
 
-taosAdapter 采集 http 相关指标、cpu 百分比和内存百分比。
+taosAdapter 采集 http 相关指标、CPU 百分比和内存百分比。
 
 ### http 接口
 
@@ -294,13 +300,13 @@ http://<fqdn>:6041/metrics
 
 ### 写入 TDengine
 
-taosAdapter 支持将 http 监控、cpu 百分比和内存百分比写入 TDengine。
+taosAdapter 支持将 http 监控、CPU 百分比和内存百分比写入 TDengine。
 
 有关配置参数
 
 | **配置项**                 | **描述**                                     | **默认值**  |
 |-------------------------|--------------------------------------------|----------|
-| monitor.collectDuration | cpu 和内存采集间隔                                | 3s       |
+| monitor.collectDuration | CPU 和内存采集间隔                                | 3s       |
 | monitor.identity        | 当前taosadapter 的标识符如果不设置将使用 'hostname:port' |          |
 | monitor.incgroup        | 是否是 cgroup 中运行(容器中运行设置为 true)              | false    |
 | monitor.writeToTD       | 是否写入到 TDengine                             | false    |