diff --git a/packages/designer/src/builtin-simulator/host.ts b/packages/designer/src/builtin-simulator/host.ts
index 544abdc7f..0a7f9d950 100644
--- a/packages/designer/src/builtin-simulator/host.ts
+++ b/packages/designer/src/builtin-simulator/host.ts
@@ -144,6 +144,10 @@ export class BuiltinSimulatorHost implements ISimulatorHost<BuiltinSimulatorProp
     return this.get('device') || 'default';
   }
 
+  @computed get locale(): string {
+    return this.get('locale') || '';
+  }
+
   @computed get deviceClassName(): string | undefined {
     return this.get('deviceClassName');
   }
diff --git a/packages/engine/build.cloud.json b/packages/engine/build.cloud.json
index 313724cfc..772fa0a2d 100644
--- a/packages/engine/build.cloud.json
+++ b/packages/engine/build.cloud.json
@@ -14,20 +14,20 @@
     "rax": "var window.Rax",
     "monaco-editor/esm/vs/editor/editor.api": "var window.monaco",
     "monaco-editor/esm/vs/editor/editor.main.js": "var window.monaco",
+    "@alifd/next": "var Next",
     "@ali/lowcode-engine-ext": "var window.AliLowCodeEngineExt",
     "moment": "var moment",
     "lodash": "var _"
   },
-  "browserslist": {
-    "chrome": 80
-  },
+  "polyfill": false,
   "outputDir": "dist",
   "vendor": false,
   "ignoreHtmlTemplate": true,
   "sourceMap": true,
   "plugins": [
     "build-plugin-react-app",
-    "build-plugin-fusion",
+    ["build-plugin-fusion", {
+    }],
     ["build-plugin-moment-locales", {
       "locales": ["zh-cn"]
     }],
diff --git a/packages/engine/package.json b/packages/engine/package.json
index fd9d73fa4..92f43a5f9 100644
--- a/packages/engine/package.json
+++ b/packages/engine/package.json
@@ -13,7 +13,7 @@
     "start": "build-scripts start",
     "version:update": "node ./scripts/version.js",
     "build": "build-scripts build --skip-demo",
-    "cloud-build": "build-scripts build --config build.cloud.json",
+    "cloud-build": "build-scripts build --config build.cloud.json && tnpm run version:update",
     "test": "build-scripts test --config build.test.json"
   },
   "license": "MIT",
diff --git a/packages/engine/scripts/version.js b/packages/engine/scripts/version.js
index da9907348..3a7261f1e 100644
--- a/packages/engine/scripts/version.js
+++ b/packages/engine/scripts/version.js
@@ -9,7 +9,7 @@ const reBranchVersion = /^(?:[a-z]+\/)(\d+\.\d+\.\d+)$/im;
 
 const match = reBranchVersion.exec(gitBranchName);
 if (!match) {
-  console.warn(`[checkversion] gitBranchName: ${gitBranchName}`);
+  console.warn(`[engine] gitBranchName: ${gitBranchName}`);
   return;
 }
 
@@ -17,13 +17,18 @@ const releaseVersion = match[1];
 
 const distDir = join(__dirname, '../dist');
 
-const distFile = join(distDir, 'engine.js');
+const distFileNames = ['engine.js', 'engine-core.js'];
 
-if (!fse.existsSync(distFile)) {
-  console.warn('dist dir doesn\'t exists');
-  return;
-}
+distFileNames.forEach(name => {
+  const distFile = join(distDir, 'js', name);
+  if (!fse.existsSync(distFile)) {
+    console.warn(`[engine] distFile: ${distFile} doesn\'t exist`);
+    return;
+  }
 
-const indexContent = fse.readFileSync(distFile, 'utf-8');
+  const indexContent = fse.readFileSync(distFile, 'utf-8');
 
-fse.writeFileSync(distFile, indexContent.replace('{{VERSION_PLACEHOLDER}}', releaseVersion));
+  fse.writeFileSync(distFile, indexContent.replace('{{VERSION_PLACEHOLDER}}', releaseVersion));
+});
+
+console.log('[engine] update engine version successfully!');
diff --git a/packages/ignitor/build.json b/packages/ignitor/build.json
index b05041299..02cfe5fb3 100644
--- a/packages/ignitor/build.json
+++ b/packages/ignitor/build.json
@@ -9,6 +9,7 @@
   },
   "vendor": false,
   "devServer": {
+    "useLocalIp": true,
     "hot": false
   },
   "publicPath": "/",
diff --git a/packages/plugin-designer/src/index.tsx b/packages/plugin-designer/src/index.tsx
index 5ba587bb8..d8c1d35b7 100644
--- a/packages/plugin-designer/src/index.tsx
+++ b/packages/plugin-designer/src/index.tsx
@@ -14,6 +14,7 @@ interface DesignerPluginState {
   extraEnvironment?: any[] | null;
   renderEnv?: string;
   device?: string;
+  locale?: string;
   designMode?: string;
   deviceClassName?: string;
   simulatorUrl: Asset | null;
@@ -30,6 +31,7 @@ export default class DesignerPlugin extends PureComponent<PluginProps, DesignerP
     extraEnvironment: null,
     renderEnv: 'default',
     device: 'default',
+    locale: '',
     designMode: 'live',
     deviceClassName: '',
     simulatorUrl: null,
@@ -49,6 +51,7 @@ export default class DesignerPlugin extends PureComponent<PluginProps, DesignerP
       const assets = await editor.onceGot('assets');
       const renderEnv = await editor.get('renderEnv');
       const device = await editor.get('device');
+      const locale = await editor.get('locale');
       const designMode = await editor.get('designMode');
       const deviceClassName = await editor.get('deviceClassName');
       const simulatorUrl = await editor.get('simulatorUrl');
@@ -68,6 +71,7 @@ export default class DesignerPlugin extends PureComponent<PluginProps, DesignerP
         deviceClassName,
         simulatorUrl,
         requestHandlersMap,
+        locale,
       };
       this.setState(state);
     } catch (e) {
@@ -100,6 +104,7 @@ export default class DesignerPlugin extends PureComponent<PluginProps, DesignerP
       deviceClassName,
       simulatorUrl,
       requestHandlersMap,
+      locale,
     } = this.state;
 
     if (!library || !componentMetadatas) {
@@ -119,6 +124,7 @@ export default class DesignerPlugin extends PureComponent<PluginProps, DesignerP
           extraEnvironment,
           renderEnv,
           device,
+          locale,
           designMode,
           deviceClassName,
           simulatorUrl,
diff --git a/packages/react-simulator-renderer/src/renderer-view.tsx b/packages/react-simulator-renderer/src/renderer-view.tsx
index 43776a051..9c1505e02 100644
--- a/packages/react-simulator-renderer/src/renderer-view.tsx
+++ b/packages/react-simulator-renderer/src/renderer-view.tsx
@@ -138,9 +138,8 @@ class Renderer extends Component<{
   render() {
     const { documentInstance, rendererContainer: renderer } = this.props;
     const { container } = documentInstance;
-    const { designMode, device } = container;
+    const { designMode, device, locale } = container;
     const messages = container.context?.utils?.i18n?.messages || {};
-    const locale = container.context?.utils?.i18n?.currentLocale || Object.keys(messages)[0] || DEFAULT_SIMULATOR_LOCALE;
 
     return (
       <LowCodeRenderer
diff --git a/packages/react-simulator-renderer/src/renderer.ts b/packages/react-simulator-renderer/src/renderer.ts
index 359f772cd..23dc57212 100644
--- a/packages/react-simulator-renderer/src/renderer.ts
+++ b/packages/react-simulator-renderer/src/renderer.ts
@@ -212,6 +212,8 @@ export class SimulatorRendererContainer implements BuiltinSimulatorRenderer {
       // sync designMode
       this._designMode = host.designMode;
 
+      this._locale = host.locale;
+
       // sync requestHandlersMap
       this._requestHandlersMap = host.requestHandlersMap;
 
@@ -269,13 +271,10 @@ export class SimulatorRendererContainer implements BuiltinSimulatorRenderer {
         },
         i18n: {
           setLocale: (loc: string) => {
-            const newCtx = {
-              ...this._appContext,
-            };
-            newCtx.utils.i18n.currentLocale = loc;
-            this._appContext = newCtx;
+            this._appContext.utils.i18n.currentLocale = loc;
+            this._locale = loc;
           },
-          currentLocale: undefined,
+          currentLocale: this.locale,
           messages: {},
         },
       },
@@ -321,7 +320,7 @@ export class SimulatorRendererContainer implements BuiltinSimulatorRenderer {
     return this._components;
   }
   // context from: utils、constants、history、location、match
-  @obx.ref private _appContext = {};
+  @obx.ref private _appContext: any = {};
   @computed get context(): any {
     return this._appContext;
   }
@@ -333,6 +332,10 @@ export class SimulatorRendererContainer implements BuiltinSimulatorRenderer {
   @computed get device() {
     return this._device;
   }
+  @obx.ref private _locale: string = '';
+  @computed get locale() {
+    return this._locale;
+  }
   @obx.ref private _componentsMap = {};
   @computed get componentsMap(): any {
     return this._componentsMap;
diff --git a/packages/vision-polyfill/build.cloud.json b/packages/vision-polyfill/build.cloud.json
index 7b3143b76..3e8dd9a02 100644
--- a/packages/vision-polyfill/build.cloud.json
+++ b/packages/vision-polyfill/build.cloud.json
@@ -15,19 +15,19 @@
     "monaco-editor/esm/vs/editor/editor.main.js": "var window.monaco",
     "@ali/lowcode-engine": "var window.AliLowCodeEngine",
     "@ali/lowcode-engine-ext": "var window.AliLowCodeEngineExt",
+    "@alifd/next": "var Next",
     "moment": "var moment",
     "lodash": "var _"
   },
-  "browserslist": {
-    "chrome": 80
-  },
+  "polyfill": false,
   "outputDir": "dist",
   "vendor": false,
   "ignoreHtmlTemplate": true,
   "sourceMap": true,
   "plugins": [
     "build-plugin-react-app",
-    "build-plugin-fusion",
+    ["build-plugin-fusion", {
+    }],
     ["build-plugin-moment-locales", {
       "locales": ["zh-cn"]
     }],