diff --git a/.changelog/3093.txt b/.changelog/3093.txt
new file mode 100644
index 0000000000..38e3375ff7
--- /dev/null
+++ b/.changelog/3093.txt
@@ -0,0 +1,3 @@
+```release-note:enhancement
+resource/tencentcloud_cam_group_membership: update doc
+```
diff --git a/tencentcloud/services/cam/resource_tc_cam_group_membership.md b/tencentcloud/services/cam/resource_tc_cam_group_membership.md
index c6a8ebf67b..e4fd9c10a1 100644
--- a/tencentcloud/services/cam/resource_tc_cam_group_membership.md
+++ b/tencentcloud/services/cam/resource_tc_cam_group_membership.md
@@ -3,32 +3,34 @@ Provides a resource to create a CAM group membership.
 Example Usage
 
 ```hcl
-variable "cam_group_basic" {
-  default = "keep-cam-group"
-}
-
-data "tencentcloud_cam_groups" "groups" {
-  name   = var.cam_group_basic
-}
-
-resource "tencentcloud_cam_user" "foo" {
-  name                = "tf_cam_user"
-  remark              = "tf_user_remark"
+// create cam user
+resource "tencentcloud_cam_user" "example" {
+  name                = "tf-example"
+  remark              = "remark."
   console_login       = true
   use_api             = true
   need_reset_password = true
-  password            = "Gail@1234"
-  phone_num           = "12345678910"
+  password            = "Password@123"
+  phone_num           = "18611111111"
+  email               = "example@tencent.com"
   country_code        = "86"
-  email               = "1234@qq.com"
   force_delete        = true
+  tags = {
+    createBy  = "Terraform"
+  }
 }
 
-resource "tencentcloud_cam_group_membership" "group_membership_basic" {
-  group_id = data.tencentcloud_cam_groups.groups.group_list.0.group_id
-  user_names = [tencentcloud_cam_user.foo.id]
+// create cam group
+resource "tencentcloud_cam_group" "example" {
+  name   = "tf-example"
+  remark = "remark."
 }
 
+// create cam group membership
+resource "tencentcloud_cam_group_membership" "example" {
+  group_id = tencentcloud_cam_group.example.id
+  user_names = [tencentcloud_cam_user.example.id]
+}
 ```
 
 Import
@@ -36,5 +38,5 @@ Import
 CAM group membership can be imported using the id, e.g.
 
 ```
-$ terraform import tencentcloud_cam_group_membership.foo 12515263
+$ terraform import tencentcloud_cam_group_membership.example 353251
 ```
\ No newline at end of file
diff --git a/website/docs/r/cam_group_membership.html.markdown b/website/docs/r/cam_group_membership.html.markdown
index 242527d613..97d4512080 100644
--- a/website/docs/r/cam_group_membership.html.markdown
+++ b/website/docs/r/cam_group_membership.html.markdown
@@ -14,30 +14,33 @@ Provides a resource to create a CAM group membership.
 ## Example Usage
 
 ```hcl
-variable "cam_group_basic" {
-  default = "keep-cam-group"
-}
-
-data "tencentcloud_cam_groups" "groups" {
-  name = var.cam_group_basic
-}
-
-resource "tencentcloud_cam_user" "foo" {
-  name                = "tf_cam_user"
-  remark              = "tf_user_remark"
+// create cam user
+resource "tencentcloud_cam_user" "example" {
+  name                = "tf-example"
+  remark              = "remark."
   console_login       = true
   use_api             = true
   need_reset_password = true
-  password            = "Gail@1234"
-  phone_num           = "12345678910"
+  password            = "Password@123"
+  phone_num           = "18611111111"
+  email               = "example@tencent.com"
   country_code        = "86"
-  email               = "1234@qq.com"
   force_delete        = true
+  tags = {
+    createBy = "Terraform"
+  }
+}
+
+// create cam group
+resource "tencentcloud_cam_group" "example" {
+  name   = "tf-example"
+  remark = "remark."
 }
 
-resource "tencentcloud_cam_group_membership" "group_membership_basic" {
-  group_id   = data.tencentcloud_cam_groups.groups.group_list.0.group_id
-  user_names = [tencentcloud_cam_user.foo.id]
+// create cam group membership
+resource "tencentcloud_cam_group_membership" "example" {
+  group_id   = tencentcloud_cam_group.example.id
+  user_names = [tencentcloud_cam_user.example.id]
 }
 ```
 
@@ -62,6 +65,6 @@ In addition to all arguments above, the following attributes are exported:
 CAM group membership can be imported using the id, e.g.
 
 ```
-$ terraform import tencentcloud_cam_group_membership.foo 12515263
+$ terraform import tencentcloud_cam_group_membership.example 353251
 ```