diff --git a/alicloud/data_source_alicloud_ess_scalinggroups.go b/alicloud/data_source_alicloud_ess_scalinggroups.go
index c0b93efc199e..e739fda6247b 100644
--- a/alicloud/data_source_alicloud_ess_scalinggroups.go
+++ b/alicloud/data_source_alicloud_ess_scalinggroups.go
@@ -76,6 +76,10 @@ func dataSourceAlicloudEssScalingGroups() *schema.Resource {
 							Type:     schema.TypeInt,
 							Computed: true,
 						},
+						"stop_instance_timeout": {
+							Type:     schema.TypeInt,
+							Computed: true,
+						},
 						"cooldown_time": {
 							Type:     schema.TypeInt,
 							Computed: true,
@@ -265,6 +269,7 @@ func scalingGroupsDescriptionAttribute(d *schema.ResourceData, scalingGroups []i
 			"min_size":                     object["MinSize"],
 			"max_size":                     object["MaxSize"],
 			"cooldown_time":                object["DefaultCooldown"],
+			"stop_instance_timeout":        object["StopInstanceTimeout"],
 			"lifecycle_state":              object["LifecycleState"],
 			"total_capacity":               object["TotalCapacity"],
 			"active_capacity":              object["ActiveCapacity"],
diff --git a/alicloud/data_source_alicloud_ess_scalinggroups_test.go b/alicloud/data_source_alicloud_ess_scalinggroups_test.go
index 9aa59850abec..8e69c9a739e7 100644
--- a/alicloud/data_source_alicloud_ess_scalinggroups_test.go
+++ b/alicloud/data_source_alicloud_ess_scalinggroups_test.go
@@ -8,32 +8,32 @@ import (
 	"github.com/hashicorp/terraform-plugin-sdk/helper/acctest"
 )
 
-func TestAccAlicloudEssScalingGroupsDataSource(t *testing.T) {
+func TestAccAliCloudEssScalingGroupsDataSource(t *testing.T) {
 	rand := acctest.RandInt()
 	nameRegexConf := dataSourceTestAccConfig{
-		existConfig: testAccCheckAlicloudEssScalinggroupsDataSourceConfig(rand, map[string]string{
+		existConfig: testAccCheckAliCloudEssScalinggroupsDataSourceConfig(rand, map[string]string{
 			"name_regex": `"${alicloud_ess_scaling_group.default.scaling_group_name}"`,
 		}),
-		fakeConfig: testAccCheckAlicloudEssScalinggroupsDataSourceConfig(rand, map[string]string{
+		fakeConfig: testAccCheckAliCloudEssScalinggroupsDataSourceConfig(rand, map[string]string{
 			"name_regex": `"${alicloud_ess_scaling_group.default.scaling_group_name}_fake"`,
 		}),
 	}
 
 	idsConf := dataSourceTestAccConfig{
-		existConfig: testAccCheckAlicloudEssScalinggroupsDataSourceConfig(rand, map[string]string{
+		existConfig: testAccCheckAliCloudEssScalinggroupsDataSourceConfig(rand, map[string]string{
 			"ids": `["${alicloud_ess_scaling_group.default.id}"]`,
 		}),
-		fakeConfig: testAccCheckAlicloudEssScalinggroupsDataSourceConfig(rand, map[string]string{
+		fakeConfig: testAccCheckAliCloudEssScalinggroupsDataSourceConfig(rand, map[string]string{
 			"ids": `["${alicloud_ess_scaling_group.default.id}_fake"]`,
 		}),
 	}
 
 	allConf := dataSourceTestAccConfig{
-		existConfig: testAccCheckAlicloudEssScalinggroupsDataSourceConfig(rand, map[string]string{
+		existConfig: testAccCheckAliCloudEssScalinggroupsDataSourceConfig(rand, map[string]string{
 			"ids":        `["${alicloud_ess_scaling_group.default.id}"]`,
 			"name_regex": `"${alicloud_ess_scaling_group.default.scaling_group_name}"`,
 		}),
-		fakeConfig: testAccCheckAlicloudEssScalinggroupsDataSourceConfig(rand, map[string]string{
+		fakeConfig: testAccCheckAliCloudEssScalinggroupsDataSourceConfig(rand, map[string]string{
 			"ids":        `["${alicloud_ess_scaling_group.default.id}_fake"]`,
 			"name_regex": `"${alicloud_ess_scaling_group.default.scaling_group_name}"`,
 		}),
@@ -50,6 +50,7 @@ func TestAccAlicloudEssScalingGroupsDataSource(t *testing.T) {
 			"groups.0.min_size":                  "0",
 			"groups.0.max_size":                  "2",
 			"groups.0.cooldown_time":             "20",
+			"groups.0.stop_instance_timeout":     "30",
 			"groups.0.removal_policies.#":        "2",
 			"groups.0.removal_policies.0":        "OldestInstance",
 			"groups.0.removal_policies.1":        "NewestInstance",
@@ -90,7 +91,7 @@ func TestAccAlicloudEssScalingGroupsDataSource(t *testing.T) {
 	essScalingGroupsCheckInfo.dataSourceTestCheck(t, rand, nameRegexConf, idsConf, allConf)
 }
 
-func testAccCheckAlicloudEssScalinggroupsDataSourceConfig(rand int, attrMap map[string]string) string {
+func testAccCheckAliCloudEssScalinggroupsDataSourceConfig(rand int, attrMap map[string]string) string {
 	var pairs []string
 	for k, v := range attrMap {
 		pairs = append(pairs, k+" = "+v)
@@ -110,6 +111,7 @@ resource "alicloud_ess_scaling_group" "default" {
 	default_cooldown = 20
 	removal_policies = ["OldestInstance", "NewestInstance"]
 	vswitch_ids = ["${alicloud_vswitch.default.id}"]
+    stop_instance_timeout = 30
 	tags = {"key": "value"}
 }
 
diff --git a/website/docs/d/ess_scaling_groups.html.markdown b/website/docs/d/ess_scaling_groups.html.markdown
index e7b88f8823c9..42a1cc2792ee 100644
--- a/website/docs/d/ess_scaling_groups.html.markdown
+++ b/website/docs/d/ess_scaling_groups.html.markdown
@@ -66,5 +66,7 @@ The following attributes are exported in addition to the arguments listed above:
   * `removing_capacity` - Number of removing instances in scaling group.
   * `creation_time` - Creation time of scaling group.
   * `tags` - A mapping of tags to assign to the resource.
+  * `stop_instance_timeout` - (Optional, Available since v1.241.0) The period of time required by the ECS instance to enter the Stopped state. Unit: seconds. Valid values: 30 to 240.
+