diff --git a/CHANGELOG.md b/CHANGELOG.md
index 88c5050..f99384c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,11 @@
-## 1.4.0 (Unreleased)
+## 1.5.0 (Unreleased)
+
+## 1.4.0 (July 26, 2023)
+
+IMPROVEMENTS:
+
+- Improves the module example [GH-18](https://github.com/terraform-alicloud-modules/terraform-alicloud-redis/pull/18)
+
 ## 1.3.0 (November 15, 2021)
 
 IMPROVEMENTS:
diff --git a/examples/using-submodule-complete-redis-4.0/main.tf b/examples/using-submodule-complete-redis-4.0/main.tf
index 00f5d47..9e32751 100644
--- a/examples/using-submodule-complete-redis-4.0/main.tf
+++ b/examples/using-submodule-complete-redis-4.0/main.tf
@@ -4,20 +4,29 @@ variable "region" {
 provider "alicloud" {
   region = var.region
 }
-data "alicloud_vpcs" "default" {
-  is_default = true
+
+resource "random_uuid" "default" {
+}
+locals {
+  name = substr("tf-example-${replace(random_uuid.default.result, "-", "")}", 0, 16)
 }
+
 data "alicloud_zones" "default" {
   available_resource_creation = "KVStore"
-  multi                       = true
-  enable_details              = true
 }
-resource "alicloud_vswitch" "this" {
-  name              = "redis_vpc"
-  availability_zone = data.alicloud_zones.default.zones.0.multi_zone_ids.0
-  vpc_id            = data.alicloud_vpcs.default.vpcs.0.id
-  cidr_block        = cidrsubnet(data.alicloud_vpcs.default.vpcs.0.cidr_block, 4, 10)
+
+resource "alicloud_vpc" "default" {
+  vpc_name   = local.name
+  cidr_block = "10.4.0.0/16"
 }
+
+resource "alicloud_vswitch" "default" {
+  vswitch_name = local.name
+  cidr_block   = "10.4.0.0/24"
+  vpc_id       = alicloud_vpc.default.id
+  zone_id      = data.alicloud_zones.default.zones.0.id
+}
+
 module "redis_example" {
   source = "../../modules/redis-4.0-enterprise-cluster-hybrid-storage"
   region = var.region
@@ -26,11 +35,11 @@ module "redis_example" {
   # Redis Instance
   #################
 
-  instance_name     = "myInstance"
+  instance_name     = local.name
   instance_class    = "redis.logic.sharding.2g.8db.0rodb.8proxy.default"
   period            = 1
-  availability_zone = data.alicloud_zones.default.zones.0.multi_zone_ids.0
-  vswitch_id        = alicloud_vswitch.this.id
+  availability_zone = data.alicloud_zones.default.zones.0.id
+  vswitch_id        = alicloud_vswitch.default.id
   security_ips      = ["1.1.1.1", "2.2.2.2", "3.3.3.3"]
   tags = {
     Env      = "Private"
diff --git a/examples/using-submodule-complete-redis-5.0/main.tf b/examples/using-submodule-complete-redis-5.0/main.tf
index 503945e..b247901 100644
--- a/examples/using-submodule-complete-redis-5.0/main.tf
+++ b/examples/using-submodule-complete-redis-5.0/main.tf
@@ -4,20 +4,28 @@ variable "region" {
 provider "alicloud" {
   region = var.region
 }
-data "alicloud_vpcs" "default" {
-  is_default = true
+resource "random_uuid" "default" {
 }
+locals {
+  name = substr("tf-example-${replace(random_uuid.default.result, "-", "")}", 0, 16)
+}
+
 data "alicloud_zones" "default" {
   available_resource_creation = "KVStore"
-  multi                       = true
-  enable_details              = true
 }
-resource "alicloud_vswitch" "this" {
-  name              = "redis_vpc"
-  availability_zone = data.alicloud_zones.default.zones.0.multi_zone_ids.0
-  vpc_id            = data.alicloud_vpcs.default.vpcs.0.id
-  cidr_block        = cidrsubnet(data.alicloud_vpcs.default.vpcs.0.cidr_block, 4, 2)
+
+resource "alicloud_vpc" "default" {
+  vpc_name   = local.name
+  cidr_block = "10.4.0.0/16"
+}
+
+resource "alicloud_vswitch" "default" {
+  vswitch_name = local.name
+  cidr_block   = "10.4.0.0/24"
+  vpc_id       = alicloud_vpc.default.id
+  zone_id      = data.alicloud_zones.default.zones.0.id
 }
+
 module "redis_example" {
   source = "../../modules/redis-5.0-communtity-cluster"
   region = var.region
@@ -26,11 +34,11 @@ module "redis_example" {
   # Redis Instance
   #################
 
-  instance_name     = "myInstance"
+  instance_name     = local.name
   instance_class    = "redis.master.mid.default"
   period            = 1
-  availability_zone = data.alicloud_zones.default.zones.0.multi_zone_ids.0
-  vswitch_id        = alicloud_vswitch.this.id
+  availability_zone = data.alicloud_zones.default.zones.0.id
+  vswitch_id        = alicloud_vswitch.default.id
   security_ips      = ["1.1.1.1", "2.2.2.2", "3.3.3.3"]
   tags = {
     Env      = "Private"
diff --git a/main.tf b/main.tf
index fffe88d..3b1fc8a 100644
--- a/main.tf
+++ b/main.tf
@@ -44,15 +44,12 @@ module "accounts" {
 }
 
 resource "alicloud_cms_alarm" "sharding_cpu_usage" {
-  count   = local.create_more_resources && var.enable_alarm_rule ? 1 : 0
-  enabled = var.enable_alarm_rule
-  name    = var.alarm_rule_name
-  project = local.project
-  metric  = "ShardingCpuUsage"
-  dimensions = {
-    instanceId = local.this_instance_id
-    device     = "/dev/vda1,/dev/vdb1"
-  }
+  count             = local.create_more_resources && var.enable_alarm_rule ? 1 : 0
+  enabled           = var.enable_alarm_rule
+  name              = var.alarm_rule_name
+  project           = local.project
+  metric            = "ShardingCpuUsage"
+  metric_dimensions = "[{\"instanceId\":\"${local.this_instance_id}\",\"device\":\"/dev/vda1\"}]"
   escalations_critical {
     statistics          = var.alarm_rule_statistics
     comparison_operator = var.alarm_rule_operator
@@ -66,15 +63,12 @@ resource "alicloud_cms_alarm" "sharding_cpu_usage" {
 }
 
 resource "alicloud_cms_alarm" "sharding_connection_usage" {
-  count   = local.create_more_resources && var.enable_alarm_rule ? 1 : 0
-  enabled = var.enable_alarm_rule
-  name    = var.alarm_rule_name
-  project = local.project
-  metric  = "ShardingConnectionUsage"
-  dimensions = {
-    instanceId = local.this_instance_id
-    device     = "/dev/vda1,/dev/vdb1"
-  }
+  count             = local.create_more_resources && var.enable_alarm_rule ? 1 : 0
+  enabled           = var.enable_alarm_rule
+  name              = var.alarm_rule_name
+  project           = local.project
+  metric            = "ShardingConnectionUsage"
+  metric_dimensions = "[{\"instanceId\":\"${local.this_instance_id}\",\"device\":\"/dev/vda1\"}]"
   escalations_critical {
     statistics          = var.alarm_rule_statistics
     comparison_operator = var.alarm_rule_operator
@@ -88,15 +82,12 @@ resource "alicloud_cms_alarm" "sharding_connection_usage" {
 }
 
 resource "alicloud_cms_alarm" "sharding_max_rt" {
-  count   = local.create_more_resources && var.enable_alarm_rule ? 1 : 0
-  enabled = var.enable_alarm_rule
-  name    = var.alarm_rule_name
-  project = local.project
-  metric  = "ShardingMaxRt"
-  dimensions = {
-    instanceId = local.this_instance_id
-    device     = "/dev/vda1,/dev/vdb1"
-  }
+  count             = local.create_more_resources && var.enable_alarm_rule ? 1 : 0
+  enabled           = var.enable_alarm_rule
+  name              = var.alarm_rule_name
+  project           = local.project
+  metric            = "ShardingMaxRt"
+  metric_dimensions = "[{\"instanceId\":\"${local.this_instance_id}\",\"device\":\"/dev/vda1\"}]"
   escalations_critical {
     statistics          = var.alarm_rule_statistics
     comparison_operator = var.alarm_rule_operator
@@ -110,15 +101,12 @@ resource "alicloud_cms_alarm" "sharding_max_rt" {
 }
 
 resource "alicloud_cms_alarm" "sharding_memory_usage" {
-  count   = local.create_more_resources && var.enable_alarm_rule ? 1 : 0
-  enabled = var.enable_alarm_rule
-  name    = var.alarm_rule_name
-  project = local.project
-  metric  = "ShardingMemoryUsage"
-  dimensions = {
-    instanceId = local.this_instance_id
-    device     = "/dev/vda1,/dev/vdb1"
-  }
+  count             = local.create_more_resources && var.enable_alarm_rule ? 1 : 0
+  enabled           = var.enable_alarm_rule
+  name              = var.alarm_rule_name
+  project           = local.project
+  metric            = "ShardingMemoryUsage"
+  metric_dimensions = "[{\"instanceId\":\"${local.this_instance_id}\",\"device\":\"/dev/vda1\"}]"
   escalations_critical {
     statistics          = var.alarm_rule_statistics
     comparison_operator = var.alarm_rule_operator
@@ -132,15 +120,12 @@ resource "alicloud_cms_alarm" "sharding_memory_usage" {
 }
 
 resource "alicloud_cms_alarm" "sharding_used_connection" {
-  count   = local.create_more_resources && var.enable_alarm_rule ? 1 : 0
-  enabled = var.enable_alarm_rule
-  name    = var.alarm_rule_name
-  project = local.project
-  metric  = "ShardingUsedConnection"
-  dimensions = {
-    instanceId = local.this_instance_id
-    device     = "/dev/vda1,/dev/vdb1"
-  }
+  count             = local.create_more_resources && var.enable_alarm_rule ? 1 : 0
+  enabled           = var.enable_alarm_rule
+  name              = var.alarm_rule_name
+  project           = local.project
+  metric            = "ShardingUsedConnection"
+  metric_dimensions = "[{\"instanceId\":\"${local.this_instance_id}\",\"device\":\"/dev/vda1\"}]"
   escalations_critical {
     statistics          = var.alarm_rule_statistics
     comparison_operator = var.alarm_rule_operator
@@ -154,15 +139,12 @@ resource "alicloud_cms_alarm" "sharding_used_connection" {
 }
 
 resource "alicloud_cms_alarm" "sharding_used_memory" {
-  count   = local.create_more_resources && var.enable_alarm_rule ? 1 : 0
-  enabled = var.enable_alarm_rule
-  name    = var.alarm_rule_name
-  project = local.project
-  metric  = "ShardingUsedMemory"
-  dimensions = {
-    instanceId = local.this_instance_id
-    device     = "/dev/vda1,/dev/vdb1"
-  }
+  count             = local.create_more_resources && var.enable_alarm_rule ? 1 : 0
+  enabled           = var.enable_alarm_rule
+  name              = var.alarm_rule_name
+  project           = local.project
+  metric            = "ShardingUsedMemory"
+  metric_dimensions = "[{\"instanceId\":\"${local.this_instance_id}\",\"device\":\"/dev/vda1\"}]"
   escalations_critical {
     statistics          = var.alarm_rule_statistics
     comparison_operator = var.alarm_rule_operator