diff --git a/.gitallowed b/.gitallowed
index 43827f7ad99b7..abe8ccb913ca4 100644
--- a/.gitallowed
+++ b/.gitallowed
@@ -23,6 +23,8 @@ account: '856666278305'
 account: '840364872350'
 account: '422531588944'
 account: '924023996002'
+account: '919366029133' #cn-north-1
+account: '919830735681' #cn-northwest-1
 
 # The account IDs of password rotation applications of Serverless Application Repository
 # https://docs.aws.amazon.com/secretsmanager/latest/userguide/enable-rotation-rds.html
diff --git a/packages/@aws-cdk-containers/ecs-service-extensions/lib/extensions/appmesh.ts b/packages/@aws-cdk-containers/ecs-service-extensions/lib/extensions/appmesh.ts
index ccd9a2ece2bc2..14cd5aaecfdac 100644
--- a/packages/@aws-cdk-containers/ecs-service-extensions/lib/extensions/appmesh.ts
+++ b/packages/@aws-cdk-containers/ecs-service-extensions/lib/extensions/appmesh.ts
@@ -138,6 +138,7 @@ export class AppMeshExtension extends ServiceExtension {
 
   public useTaskDefinition(taskDefinition: ecs.TaskDefinition) {
     var region = cdk.Stack.of(this.scope).region;
+    var partition = cdk.Stack.of(this.scope).partition;
     var appMeshRepo;
 
     // This is currently necessary because App Mesh has different images in each region,
@@ -151,6 +152,8 @@ export class AppMeshExtension extends ServiceExtension {
         'ap-southeast-1': this.accountIdForRegion('ap-southeast-1'),
         'ap-southeast-2': this.accountIdForRegion('ap-southeast-1'),
         'ca-central-1': this.accountIdForRegion('ca-central-1'),
+        'cn-north-1': this.accountIdForRegion('cn-north-1'),
+        'cn-northwest-1': this.accountIdForRegion('cn-northwest-1'),
         'eu-central-1': this.accountIdForRegion('eu-central-1'),
         'eu-north-1': this.accountIdForRegion('eu-north-1'),
         'eu-south-1': this.accountIdForRegion('eu-south-1'),
@@ -177,7 +180,7 @@ export class AppMeshExtension extends ServiceExtension {
       `${this.parentService.id}-envoy-repo`,
       {
         repositoryName: 'aws-appmesh-envoy',
-        repositoryArn: `arn:aws:ecr:${region}:${ownerAccount}:repository/aws-appmesh-envoy`,
+        repositoryArn: `arn:${partition}:ecr:${region}:${ownerAccount}:repository/aws-appmesh-envoy`,
       },
     );
 
diff --git a/packages/@aws-cdk-containers/ecs-service-extensions/test/integ.all-service-addons.expected.json b/packages/@aws-cdk-containers/ecs-service-extensions/test/integ.all-service-addons.expected.json
index 47ba97c3ee10d..afdf0319a819a 100644
--- a/packages/@aws-cdk-containers/ecs-service-extensions/test/integ.all-service-addons.expected.json
+++ b/packages/@aws-cdk-containers/ecs-service-extensions/test/integ.all-service-addons.expected.json
@@ -949,7 +949,11 @@
                 "Fn::Join": [
                   "",
                   [
-                    "arn:aws:ecr:",
+                    "arn:",
+                    {
+                      "Ref": "AWS::Partition"
+                    },
+                    ":ecr:",
                     {
                       "Ref": "AWS::Region"
                     },
@@ -1818,7 +1822,11 @@
                 "Fn::Join": [
                   "",
                   [
-                    "arn:aws:ecr:",
+                    "arn:",
+                    {
+                      "Ref": "AWS::Partition"
+                    },
+                    ":ecr:",
                     {
                       "Ref": "AWS::Region"
                     },
@@ -2806,7 +2814,11 @@
                 "Fn::Join": [
                   "",
                   [
-                    "arn:aws:ecr:",
+                    "arn:",
+                    {
+                      "Ref": "AWS::Partition"
+                    },
+                    ":ecr:",
                     {
                       "Ref": "AWS::Region"
                     },
@@ -3316,6 +3328,12 @@
       "ca-central-1": {
         "ecrRepo": "840364872350"
       },
+      "cn-north-1": {
+        "ecrRepo": "919366029133"
+      },
+      "cn-northwest-1": {
+        "ecrRepo": "919830735681"
+      },
       "eu-central-1": {
         "ecrRepo": "840364872350"
       },
@@ -3378,6 +3396,12 @@
       "ca-central-1": {
         "ecrRepo": "840364872350"
       },
+      "cn-north-1": {
+        "ecrRepo": "919366029133"
+      },
+      "cn-northwest-1": {
+        "ecrRepo": "919830735681"
+      },
       "eu-central-1": {
         "ecrRepo": "840364872350"
       },
@@ -3440,6 +3464,12 @@
       "ca-central-1": {
         "ecrRepo": "840364872350"
       },
+      "cn-north-1": {
+        "ecrRepo": "919366029133"
+      },
+      "cn-northwest-1": {
+        "ecrRepo": "919830735681"
+      },
       "eu-central-1": {
         "ecrRepo": "840364872350"
       },
diff --git a/packages/@aws-cdk-containers/ecs-service-extensions/test/integ.multiple-environments.expected.json b/packages/@aws-cdk-containers/ecs-service-extensions/test/integ.multiple-environments.expected.json
index 3a3aaddac6fce..d5f00cb5708c7 100644
--- a/packages/@aws-cdk-containers/ecs-service-extensions/test/integ.multiple-environments.expected.json
+++ b/packages/@aws-cdk-containers/ecs-service-extensions/test/integ.multiple-environments.expected.json
@@ -1304,7 +1304,11 @@
                 "Fn::Join": [
                   "",
                   [
-                    "arn:aws:ecr:",
+                    "arn:",
+                    {
+                      "Ref": "AWS::Partition"
+                    },
+                    ":ecr:",
                     {
                       "Ref": "AWS::Region"
                     },
@@ -1828,7 +1832,11 @@
                 "Fn::Join": [
                   "",
                   [
-                    "arn:aws:ecr:",
+                    "arn:",
+                    {
+                      "Ref": "AWS::Partition"
+                    },
+                    ":ecr:",
                     {
                       "Ref": "AWS::Region"
                     },
@@ -2135,6 +2143,12 @@
       "ca-central-1": {
         "ecrRepo": "840364872350"
       },
+      "cn-north-1": {
+        "ecrRepo": "919366029133"
+      },
+      "cn-northwest-1": {
+        "ecrRepo": "919830735681"
+      },
       "eu-central-1": {
         "ecrRepo": "840364872350"
       },
@@ -2197,6 +2211,12 @@
       "ca-central-1": {
         "ecrRepo": "840364872350"
       },
+      "cn-north-1": {
+        "ecrRepo": "919366029133"
+      },
+      "cn-northwest-1": {
+        "ecrRepo": "919830735681"
+      },
       "eu-central-1": {
         "ecrRepo": "840364872350"
       },