diff --git a/.changeset/twenty-suits-teach.md b/.changeset/twenty-suits-teach.md
new file mode 100644
index 0000000000..ac3c5d3f92
--- /dev/null
+++ b/.changeset/twenty-suits-teach.md
@@ -0,0 +1,10 @@
+---
+"@lynx-js/web-core": minor
+---
+
+feat: upgrade @lynx-js/lynx-core to 0.1.2
+
+refactor some internal logic
+
+- __OnLifeCycleEvent
+- __OnNativeAppReady
diff --git a/packages/web-platform/web-constants/src/endpoints.ts b/packages/web-platform/web-constants/src/endpoints.ts
index 22b95327ed..b065bd4889 100644
--- a/packages/web-platform/web-constants/src/endpoints.ts
+++ b/packages/web-platform/web-constants/src/endpoints.ts
@@ -9,7 +9,6 @@ import type {
 } from './types/EventType.js';
 import type { Cloneable, CloneableObject } from './types/Cloneable.js';
 import type { MainThreadStartConfigs } from './types/MainThreadStartConfigs.js';
-import type { LynxLifecycleEvent } from './types/LynxLifecycleEvent.js';
 import type { IdentifierType, InvokeCallbackRes } from './types/NativeApp.js';
 import type { LynxTemplate } from './types/LynxModule.js';
 import type { NapiModulesMap } from './types/NapiModules.js';
@@ -74,21 +73,6 @@ export const disposeEndpoint = createRpcEndpoint<
   void
 >('dispose', false, true);
 
-export const uiThreadFpReadyEndpoint = createRpcEndpoint<[], void>(
-  'uiThreadFpReady',
-  false,
-  false,
-);
-
-export const onLifecycleEventEndpoint = createRpcEndpoint<
-  [LynxLifecycleEvent],
-  void
->(
-  '__OnLifecycleEvent',
-  false,
-  false,
-);
-
 export const BackgroundThreadStartEndpoint = createRpcEndpoint<[
   {
     initData: unknown;
@@ -116,11 +100,6 @@ export const flushElementTreeEndpoint = createRpcEndpoint<
   void
 >('flushElementTree', false, true);
 
-export const mainThreadChunkReadyEndpoint = createRpcEndpoint<
-  [],
-  void
->('mainThreadChunkReady', false, false);
-
 export const callLepusMethodEndpoint = createRpcEndpoint<
   [name: string, data: unknown],
   void
@@ -215,3 +194,10 @@ export const dispatchNapiModuleEndpoint = createRpcEndpoint<
   [data: Cloneable],
   void
 >('dispatchNapiModule', false, false);
+export const dispatchCoreContextEventEndpoint = createRpcEndpoint<
+  [
+    eventType: string,
+    data: Cloneable | undefined | null,
+  ],
+  void
+>('dispatchCoreContextEventEndpoint', false, false);
diff --git a/packages/web-platform/web-constants/src/types/Cloneable.ts b/packages/web-platform/web-constants/src/types/Cloneable.ts
index 1cb0b9019a..3f06bcb3aa 100644
--- a/packages/web-platform/web-constants/src/types/Cloneable.ts
+++ b/packages/web-platform/web-constants/src/types/Cloneable.ts
@@ -3,7 +3,8 @@
 // LICENSE file in the root directory of this source tree.
 export type Cloneable<T = string | number | null | undefined> =
   | T
-  | Record<string, T>;
+  | Record<string, T>
+  | T[];
 
 export type CloneableObject<T = string | number | null | undefined> = Record<
   string,
diff --git a/packages/web-platform/web-constants/src/types/LynxContextEventTarget.ts b/packages/web-platform/web-constants/src/types/LynxContextEventTarget.ts
new file mode 100644
index 0000000000..debd5cc57f
--- /dev/null
+++ b/packages/web-platform/web-constants/src/types/LynxContextEventTarget.ts
@@ -0,0 +1,31 @@
+export const DispatchEventResult = {
+  // Event was not canceled by event handler or default event handler.
+  NotCanceled: 0,
+  // Event was canceled by event handler; i.e. a script handler calling
+  // preventDefault.
+  CanceledByEventHandler: 1,
+  // Event was canceled by the default event handler; i.e. executing the default
+  // action.  This result should be used sparingly as it deviates from the DOM
+  // Event Dispatch model. Default event handlers really shouldn't be invoked
+  // inside of dispatch.
+  CanceledByDefaultEventHandler: 2,
+  // Event was canceled but suppressed before dispatched to event handler.  This
+  // result should be used sparingly; and its usage likely indicates there is
+  // potential for a bug. Trusted events may return this code; but untrusted
+  // events likely should always execute the event handler the developer intends
+  // to execute.
+  CanceledBeforeDispatch: 3,
+} as const;
+export interface LynxContextEventTarget {
+  onTriggerEvent?: (event: MessageEvent) => void;
+
+  postMessage(message: any): void;
+  dispatchEvent(
+    event: MessageEvent,
+  ): typeof DispatchEventResult[keyof typeof DispatchEventResult];
+  addEventListener(type: string, listener: (event: MessageEvent) => void): void;
+  removeEventListener(
+    type: string,
+    listener: (event: MessageEvent) => void,
+  ): void;
+}
diff --git a/packages/web-platform/web-constants/src/types/LynxLifecycleEvent.ts b/packages/web-platform/web-constants/src/types/LynxLifecycleEvent.ts
deleted file mode 100644
index 63cd325695..0000000000
--- a/packages/web-platform/web-constants/src/types/LynxLifecycleEvent.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-// Copyright 2023 The Lynx Authors. All rights reserved.
-// Licensed under the Apache License Version 2.0 that can be found in the
-// LICENSE file in the root directory of this source tree.
-export type LynxLifecycleEvent = [eventName: string, params: unknown];
diff --git a/packages/web-platform/web-constants/src/types/NativeApp.ts b/packages/web-platform/web-constants/src/types/NativeApp.ts
index 70bfa0f564..84ca9b25d5 100644
--- a/packages/web-platform/web-constants/src/types/NativeApp.ts
+++ b/packages/web-platform/web-constants/src/types/NativeApp.ts
@@ -2,6 +2,7 @@
 // Licensed under the Apache License Version 2.0 that can be found in the
 
 import type { CloneableObject } from './Cloneable.js';
+import type { LynxContextEventTarget } from './LynxContextEventTarget.js';
 import type { PerformancePipelineOptions } from './Performance.js';
 
 // LICENSE file in the root directory of this source tree.
@@ -39,8 +40,17 @@ export interface EventEmitter {
   toggle(eventName: string, ...data: unknown[]): void;
 }
 
+export type NativeLynx = {
+  __globalProps: CloneableObject;
+  getJSModule(_moduleName: string): unknown;
+  getNativeApp(): NativeApp;
+  getCoreContext(): LynxContextEventTarget;
+  getCustomSectionSync(key: string): CloneableObject;
+  getCustomSection(key: string): Promise<CloneableObject>;
+};
+
 export type NativeTTObject = {
-  lynx: unknown;
+  lynx: NativeLynx;
   OnLifecycleEvent: (...args: unknown[]) => void;
   publicComponentEvent(
     componentId: string,
@@ -90,35 +100,6 @@ export interface InvokeCallbackRes {
   data?: string;
 }
 
-export enum DispatchEventResult {
-  // Event was not canceled by event handler or default event handler.
-  NotCanceled = 0,
-  // Event was canceled by event handler; i.e. a script handler calling
-  // preventDefault.
-  CanceledByEventHandler,
-  // Event was canceled by the default event handler; i.e. executing the default
-  // action.  This result should be used sparingly as it deviates from the DOM
-  // Event Dispatch model. Default event handlers really shouldn't be invoked
-  // inside of dispatch.
-  CanceledByDefaultEventHandler,
-  // Event was canceled but suppressed before dispatched to event handler.  This
-  // result should be used sparingly; and its usage likely indicates there is
-  // potential for a bug. Trusted events may return this code; but untrusted
-  // events likely should always execute the event handler the developer intends
-  // to execute.
-  CanceledBeforeDispatch,
-}
-export interface ContextProxy {
-  onTriggerEvent?: (event: MessageEvent) => void;
-
-  postMessage(message: any): void;
-  dispatchEvent(event: MessageEvent): DispatchEventResult;
-  addEventListener(type: string, listener: (event: MessageEvent) => void): void;
-  removeEventListener(
-    type: string,
-    listener: (event: MessageEvent) => void,
-  ): void;
-}
 export interface NativeApp {
   id: string;
 
@@ -178,6 +159,16 @@ export interface NativeApp {
     timing_flag: string,
   ) => void;
 
+  /**
+   * Support from Lynx 3.0
+   */
+  profileStart: (traceName: string, option?: unknown) => void;
+
+  /**
+   * Support from Lynx 3.0
+   */
+  profileEnd: () => void;
+
   triggerComponentEvent(id: string, params: {
     eventDetail: CloneableObject;
     eventOption: CloneableObject;
diff --git a/packages/web-platform/web-constants/src/types/index.ts b/packages/web-platform/web-constants/src/types/index.ts
index 09f8b12d88..2e2e3e8302 100644
--- a/packages/web-platform/web-constants/src/types/index.ts
+++ b/packages/web-platform/web-constants/src/types/index.ts
@@ -3,7 +3,6 @@ export * from './EventType.js';
 export * from './PageConfig.js';
 export * from './Cloneable.js';
 export * from './LynxModule.js';
-export * from './LynxLifecycleEvent.js';
 export * from './ProcessDataCallback.js';
 export * from './Performance.js';
 export * from './MainThreadStartConfigs.js';
@@ -12,3 +11,4 @@ export * from './UpdateDataOptions.js';
 export * from './NativeModules.js';
 export * from './NapiModules.js';
 export * from './FlushElementTreeOptions.js';
+export * from './LynxContextEventTarget.js';
diff --git a/packages/web-platform/web-core/package.json b/packages/web-platform/web-core/package.json
index 23254f97d1..7b594571a7 100644
--- a/packages/web-platform/web-core/package.json
+++ b/packages/web-platform/web-core/package.json
@@ -30,11 +30,11 @@
     "@lynx-js/web-worker-runtime": "workspace:*"
   },
   "devDependencies": {
-    "@lynx-js/lynx-core": "0.1.0",
+    "@lynx-js/lynx-core": "0.1.2",
     "@lynx-js/web-elements": "workspace:*"
   },
   "peerDependencies": {
-    "@lynx-js/lynx-core": "0.1.0",
+    "@lynx-js/lynx-core": "0.1.2",
     "@lynx-js/web-elements": ">=0.3.1"
   }
 }
diff --git a/packages/web-platform/web-core/src/uiThread/crossThreadHandlers/registerFlushElementTreeHandler.ts b/packages/web-platform/web-core/src/uiThread/crossThreadHandlers/registerFlushElementTreeHandler.ts
index 373d70fc4a..4981d7f1c0 100644
--- a/packages/web-platform/web-core/src/uiThread/crossThreadHandlers/registerFlushElementTreeHandler.ts
+++ b/packages/web-platform/web-core/src/uiThread/crossThreadHandlers/registerFlushElementTreeHandler.ts
@@ -13,9 +13,6 @@ export function registerFlushElementTreeHandler(
   options: {
     shadowRoot: ShadowRoot;
   },
-  onCommit: (info: {
-    isFP: boolean;
-  }) => void,
 ) {
   const {
     shadowRoot,
@@ -25,17 +22,10 @@ export function registerFlushElementTreeHandler(
     shadowRoot,
     onEvent,
   });
-  let isFP = true;
   mainThreadRpc.registerHandler(
     flushElementTreeEndpoint,
     (operations) => {
       decodeOperation(operations);
-      onCommit({
-        isFP,
-      });
-      if (isFP) {
-        isFP = false;
-      }
     },
   );
 }
diff --git a/packages/web-platform/web-core/src/uiThread/startUIThread.ts b/packages/web-platform/web-core/src/uiThread/startUIThread.ts
index f37803bbc0..ebd6c782f5 100644
--- a/packages/web-platform/web-core/src/uiThread/startUIThread.ts
+++ b/packages/web-platform/web-core/src/uiThread/startUIThread.ts
@@ -13,11 +13,9 @@ import { createDispose } from './crossThreadHandlers/createDispose.js';
 import { registerTriggerComponentEventHandler } from './crossThreadHandlers/registerTriggerComponentEventHandler.js';
 import { registerSelectComponentHandler } from './crossThreadHandlers/registerSelectComponentHandler.js';
 import {
-  mainThreadChunkReadyEndpoint,
   mainThreadStartEndpoint,
   markTimingEndpoint,
   sendGlobalEventEndpoint,
-  uiThreadFpReadyEndpoint,
   type MainThreadStartConfigs,
   type NapiModulesCall,
   type NativeModulesCall,
@@ -45,7 +43,6 @@ export function startUIThread(
     terminateWorkers,
   } = bootWorkers();
   const sendGlobalEvent = backgroundRpc.createCall(sendGlobalEventEndpoint);
-  const uiThreadFpReady = backgroundRpc.createCall(uiThreadFpReadyEndpoint);
   const mainThreadStart = mainThreadRpc.createCall(mainThreadStartEndpoint);
   const markTiming = backgroundRpc.createCall(markTimingEndpoint);
   const markTimingInternal = (
@@ -72,39 +69,28 @@ export function startUIThread(
     callbacks.onError,
   );
   registerDispatchLynxViewEventHandler(backgroundRpc, shadowRoot);
-  mainThreadRpc.registerHandler(
-    mainThreadChunkReadyEndpoint,
-    () => {
-      registerFlushElementTreeHandler(
-        mainThreadRpc,
-        {
-          shadowRoot,
-        },
-        (info) => {
-          const { isFP } = info;
-          if (isFP) {
-            registerInvokeUIMethodHandler(
-              backgroundRpc,
-              shadowRoot,
-            );
-            registerNativePropsHandler(
-              backgroundRpc,
-              shadowRoot,
-            );
-            registerTriggerComponentEventHandler(
-              backgroundRpc,
-              shadowRoot,
-            );
-            registerSelectComponentHandler(
-              backgroundRpc,
-              shadowRoot,
-            );
-            uiThreadFpReady();
-          }
-        },
-      );
+  registerFlushElementTreeHandler(
+    mainThreadRpc,
+    {
+      shadowRoot,
     },
   );
+  registerInvokeUIMethodHandler(
+    backgroundRpc,
+    shadowRoot,
+  );
+  registerNativePropsHandler(
+    backgroundRpc,
+    shadowRoot,
+  );
+  registerTriggerComponentEventHandler(
+    backgroundRpc,
+    shadowRoot,
+  );
+  registerSelectComponentHandler(
+    backgroundRpc,
+    shadowRoot,
+  );
   registerNativeModulesCallHandler(
     backgroundRpc,
     callbacks.nativeModulesCall,
diff --git a/packages/web-platform/web-explorer/package.json b/packages/web-platform/web-explorer/package.json
index 8f8401a711..dae293e918 100644
--- a/packages/web-platform/web-explorer/package.json
+++ b/packages/web-platform/web-explorer/package.json
@@ -27,7 +27,7 @@
   },
   "devDependencies": {
     "@codecov/webpack-plugin": "^1.9.0",
-    "@lynx-js/lynx-core": "0.1.0",
+    "@lynx-js/lynx-core": "0.1.2",
     "@lynx-js/web-core": "workspace:*",
     "@lynx-js/web-elements": "workspace:*",
     "@rsbuild/core": "catalog:rsbuild",
diff --git a/packages/web-platform/web-mainthread-apis/src/MainThreadRuntime.ts b/packages/web-platform/web-mainthread-apis/src/MainThreadRuntime.ts
index 5a480c96a9..c49344ddcd 100644
--- a/packages/web-platform/web-mainthread-apis/src/MainThreadRuntime.ts
+++ b/packages/web-platform/web-mainthread-apis/src/MainThreadRuntime.ts
@@ -15,7 +15,6 @@ import {
   type publishEventEndpoint,
   type publicComponentEventEndpoint,
   type reportErrorEndpoint,
-  type onLifecycleEventEndpoint,
   type RpcCallType,
   type postExposureEndpoint,
 } from '@lynx-js/web-constants';
@@ -42,7 +41,7 @@ export interface MainThreadRuntimeCallbacks {
     timingFlags: string[],
   ) => void;
   _ReportError: RpcCallType<typeof reportErrorEndpoint>;
-  __OnLifecycleEvent: RpcCallType<typeof onLifecycleEventEndpoint>;
+  __OnLifecycleEvent: (lifeCycleEvent: Cloneable) => void;
   markTiming: (pipelineId: string, timingKey: string) => void;
   publishEvent: RpcCallType<typeof publishEventEndpoint>;
   publicComponentEvent: RpcCallType<typeof publicComponentEventEndpoint>;
@@ -215,7 +214,7 @@ export class MainThreadRuntime {
 
   _ReportError: RpcCallType<typeof reportErrorEndpoint>;
 
-  __OnLifecycleEvent: RpcCallType<typeof onLifecycleEventEndpoint>;
+  __OnLifecycleEvent: (lifeCycleEvent: Cloneable) => void;
 
   __LoadLepusChunk: (path: string) => boolean = (path) => {
     try {
diff --git a/packages/web-platform/web-tests/package.json b/packages/web-platform/web-tests/package.json
index c2ab43da9f..b8ec0ce254 100644
--- a/packages/web-platform/web-tests/package.json
+++ b/packages/web-platform/web-tests/package.json
@@ -21,7 +21,7 @@
     "test:update": "playwright test --ui --update-snapshots"
   },
   "devDependencies": {
-    "@lynx-js/lynx-core": "0.1.0",
+    "@lynx-js/lynx-core": "0.1.2",
     "@lynx-js/offscreen-document": "workspace:*",
     "@lynx-js/react": "workspace:*",
     "@lynx-js/react-rsbuild-plugin": "workspace:*",
diff --git a/packages/web-platform/web-tests/tests/react.spec.ts b/packages/web-platform/web-tests/tests/react.spec.ts
index 12126096a0..e15d8a910b 100644
--- a/packages/web-platform/web-tests/tests/react.spec.ts
+++ b/packages/web-platform/web-tests/tests/react.spec.ts
@@ -455,18 +455,6 @@ test.describe('reactlynx3 tests', () => {
       await expect(successCallback).toBe(true);
     });
 
-    test('api-onNativeAppReady', async ({ page }, { title }) => {
-      const messages: string[] = [];
-      await page.on('console', async (message) => {
-        for (const arg of message.args()) {
-          messages.push(JSON.stringify(await arg.jsonValue()));
-        }
-      });
-      await goto(page, title);
-      await wait(500);
-      expect(messages.join(',')).toContain('uiThreadFpReady');
-    });
-
     test('basic-at-rule-animation', async ({ page }, { title }) => {
       await goto(page, title);
       const target = page.locator('#target');
diff --git a/packages/web-platform/web-tests/tests/react/api-onNativeAppReady/index.jsx b/packages/web-platform/web-tests/tests/react/api-onNativeAppReady/index.jsx
deleted file mode 100644
index 446a3b0070..0000000000
--- a/packages/web-platform/web-tests/tests/react/api-onNativeAppReady/index.jsx
+++ /dev/null
@@ -1,19 +0,0 @@
-// Copyright 2023 The Lynx Authors. All rights reserved.
-// Licensed under the Apache License Version 2.0 that can be found in the
-// LICENSE file in the root directory of this source tree.
-import { root } from '@lynx-js/react';
-
-function App() {
-  return (
-    <view
-      id='target'
-      style={{
-        height: '100px',
-        width: '100px',
-        background: 'pink',
-      }}
-    />
-  );
-}
-
-root.render(<App></App>);
diff --git a/packages/web-platform/web-tests/tests/react/config-splitchunk-single-vendor/rspeedy.config.ts b/packages/web-platform/web-tests/tests/react/config-splitchunk-single-vendor/rspeedy.config.ts
index 421d2b99db..b795df87a6 100644
--- a/packages/web-platform/web-tests/tests/react/config-splitchunk-single-vendor/rspeedy.config.ts
+++ b/packages/web-platform/web-tests/tests/react/config-splitchunk-single-vendor/rspeedy.config.ts
@@ -10,7 +10,7 @@ const __dirname = path.dirname(__filename);
 const caseName = path.basename(__dirname);
 
 const root = path.join(__dirname, '..', '..', '..', 'dist', caseName);
-const commonConfigResult = commonConfig();
+const commonConfigResult = commonConfig({ firstScreenSyncTiming: 'jsReady' });
 commonConfigResult.output!.distPath = { root };
 commonConfigResult.output!.assetPrefix += `/${caseName}`;
 export default defineConfig({
diff --git a/packages/web-platform/web-tests/tests/react/config-splitchunk-split-by-experience/rspeedy.config.ts b/packages/web-platform/web-tests/tests/react/config-splitchunk-split-by-experience/rspeedy.config.ts
index c3ffda250a..4fad0ff755 100644
--- a/packages/web-platform/web-tests/tests/react/config-splitchunk-split-by-experience/rspeedy.config.ts
+++ b/packages/web-platform/web-tests/tests/react/config-splitchunk-split-by-experience/rspeedy.config.ts
@@ -10,7 +10,7 @@ const __dirname = path.dirname(__filename);
 const caseName = path.basename(__dirname);
 
 const root = path.join(__dirname, '..', '..', '..', 'dist', caseName);
-const commonConfigResult = commonConfig();
+const commonConfigResult = commonConfig({ firstScreenSyncTiming: 'jsReady' });
 commonConfigResult.output!.distPath = { root };
 commonConfigResult.output!.assetPrefix += `/${caseName}`;
 export default defineConfig({
diff --git a/packages/web-platform/web-tests/tests/react/config-splitchunk-split-by-module/rspeedy.config.ts b/packages/web-platform/web-tests/tests/react/config-splitchunk-split-by-module/rspeedy.config.ts
index 419e098768..ef5903797f 100644
--- a/packages/web-platform/web-tests/tests/react/config-splitchunk-split-by-module/rspeedy.config.ts
+++ b/packages/web-platform/web-tests/tests/react/config-splitchunk-split-by-module/rspeedy.config.ts
@@ -10,7 +10,7 @@ const __dirname = path.dirname(__filename);
 const caseName = path.basename(__dirname);
 
 const root = path.join(__dirname, '..', '..', '..', 'dist', caseName);
-const commonConfigResult = commonConfig();
+const commonConfigResult = commonConfig({ firstScreenSyncTiming: 'jsReady' });
 commonConfigResult.output!.distPath = { root };
 commonConfigResult.output!.assetPrefix += `/${caseName}`;
 export default defineConfig({
diff --git a/packages/web-platform/web-worker-runtime/package.json b/packages/web-platform/web-worker-runtime/package.json
index ed47dd8c35..a3c71fa786 100644
--- a/packages/web-platform/web-worker-runtime/package.json
+++ b/packages/web-platform/web-worker-runtime/package.json
@@ -28,9 +28,9 @@
     "@lynx-js/web-worker-rpc": "workspace:*"
   },
   "devDependencies": {
-    "@lynx-js/lynx-core": "0.1.0"
+    "@lynx-js/lynx-core": "0.1.2"
   },
   "peerDependencies": {
-    "@lynx-js/lynx-core": "0.1.0"
+    "@lynx-js/lynx-core": "0.1.2"
   }
 }
diff --git a/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/createBackgroundLynx.ts b/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/createBackgroundLynx.ts
index 4a31a8ee1b..b8b4ea8f0f 100644
--- a/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/createBackgroundLynx.ts
+++ b/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/createBackgroundLynx.ts
@@ -2,20 +2,56 @@
 // Licensed under the Apache License Version 2.0 that can be found in the
 // LICENSE file in the root directory of this source tree.
 
-import type { Cloneable, NativeApp } from '@lynx-js/web-constants';
+import {
+  dispatchCoreContextEventEndpoint,
+  DispatchEventResult,
+  type Cloneable,
+  type LynxContextEventTarget,
+  type NativeApp,
+} from '@lynx-js/web-constants';
 import type { Rpc } from '@lynx-js/web-worker-rpc';
 import { createGetCustomSection } from './crossThreadHandlers/createGetCustomSection.js';
-
 export interface CreateLynxConfig {
   globalProps: unknown;
   customSections: Record<string, Cloneable>;
 }
 
+export class LynxCrossThreadContext extends EventTarget
+  implements LynxContextEventTarget
+{
+  constructor(
+    private _config: {
+      mainThreadRpc: Rpc;
+      dispatchEventEndpoint: typeof dispatchCoreContextEventEndpoint;
+    },
+  ) {
+    super();
+  }
+  postMessage(...args: any[]) {
+    console.error('[lynx-web] postMessage not implemented, args:', ...args);
+  }
+  // @ts-expect-error
+  override dispatchEvent(event: Event): number {
+    super.dispatchEvent(event);
+    return DispatchEventResult.CanceledBeforeDispatch;
+  }
+  __start() {
+    const { mainThreadRpc, dispatchEventEndpoint } = this._config;
+    mainThreadRpc.registerHandler(dispatchEventEndpoint, (eventType, data) => {
+      this.dispatchEvent(new MessageEvent(eventType, { data: data ?? {} }));
+    });
+  }
+}
+
 export function createBackgroundLynx(
   config: CreateLynxConfig,
   nativeApp: NativeApp,
   mainThreadRpc: Rpc,
 ) {
+  const coreContext = new LynxCrossThreadContext({
+    mainThreadRpc,
+    dispatchEventEndpoint: dispatchCoreContextEventEndpoint,
+  });
   return {
     __globalProps: config.globalProps,
     getJSModule(_moduleName: string): any {
@@ -24,10 +60,7 @@ export function createBackgroundLynx(
       return nativeApp;
     },
     getCoreContext() {
-      return {
-        addInternalEventListener() {},
-        addEventListener() {},
-      } as any;
+      return coreContext;
     },
     getCustomSectionSync(key: string) {
       return config.customSections[key];
diff --git a/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/createNativeApp.ts b/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/createNativeApp.ts
index da83221adb..c8b7c2565e 100644
--- a/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/createNativeApp.ts
+++ b/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/createNativeApp.ts
@@ -14,17 +14,16 @@ import {
   type NativeModulesMap,
 } from '@lynx-js/web-constants';
 import { createInvokeUIMethod } from './crossThreadHandlers/createInvokeUIMethod.js';
-import { registerOnLifecycleEventHandler } from './crossThreadHandlers/registerOnLifecycleEventHandler.js';
 import { registerPublicComponentEventHandler } from './crossThreadHandlers/registerPublicComponentEventHandler.js';
 import { registerGlobalExposureEventHandler } from './crossThreadHandlers/registerGlobalExposureEventHandler.js';
 import { createNativeModules } from './createNativeModules.js';
 import { registerUpdateDataHandler } from './crossThreadHandlers/registerUpdateDataHandler.js';
 import { registerPublishEventHandler } from './crossThreadHandlers/registerPublishEventHandler.js';
 import { createPerformanceApis } from './createPerformanceApis.js';
-import { registerOnNativeAppReadyHandler } from './crossThreadHandlers/registerOnNativeAppReadyHandler.js';
 import { registerSendGlobalEventHandler } from './crossThreadHandlers/registerSendGlobalEvent.js';
 import { createJSObjectDestructionObserver } from './crossThreadHandlers/createJSObjectDestructionObserver.js';
 import type { TimingSystem } from './createTimingSystem.js';
+import type { LynxCrossThreadContext } from './createBackgroundLynx.js';
 
 let nativeAppCount = 0;
 
@@ -97,6 +96,8 @@ export async function createNativeApp(config: {
       const entry = (globalThis.module as LynxJSModule).exports;
       return {
         init: (lynxCoreInject) => {
+          lynxCoreInject.tt.lynxCoreInject = lynxCoreInject;
+          lynxCoreInject.tt.globalThis ??= lynxCoreInject;
           return entry?.(lynxCoreInject.tt);
         },
       };
@@ -111,10 +112,6 @@ export async function createNativeApp(config: {
     setNativeProps,
     invokeUIMethod: createInvokeUIMethod(uiThreadRpc),
     setCard(tt) {
-      registerOnLifecycleEventHandler(
-        mainThreadRpc,
-        tt,
-      );
       registerPublicComponentEventHandler(
         mainThreadRpc,
         tt,
@@ -131,15 +128,12 @@ export async function createNativeApp(config: {
         uiThreadRpc,
         tt,
       );
-      registerOnNativeAppReadyHandler(
-        uiThreadRpc,
-        tt,
-      );
       registerSendGlobalEventHandler(
         uiThreadRpc,
         tt,
       );
       timingSystem.registerGlobalEmitter(tt.GlobalEventEmitter);
+      (tt.lynx.getCoreContext() as LynxCrossThreadContext).__start();
     },
     triggerComponentEvent,
     selectComponent,
diff --git a/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/createPerformanceApis.ts b/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/createPerformanceApis.ts
index 6601694f5e..33e2eb7ad7 100644
--- a/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/createPerformanceApis.ts
+++ b/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/createPerformanceApis.ts
@@ -11,6 +11,8 @@ export function createPerformanceApis(timingSystem: TimingSystem): Pick<
   | 'onPipelineStart'
   | 'markPipelineTiming'
   | 'bindPipelineIdWithTimingFlag'
+  | 'profileStart'
+  | 'profileEnd'
 > {
   let inc = 0;
   const performanceApis = {
@@ -40,6 +42,12 @@ export function createPerformanceApis(timingSystem: TimingSystem): Pick<
       const timingFlags = timingSystem.pipelineIdToTimingFlags.get(pipelineId)!;
       timingFlags.push(timingFlag);
     },
+    profileStart: () => {
+      console.error('NYI: profileStart. This is an issue of lynx-core.');
+    },
+    profileEnd: () => {
+      console.error('NYI: profileEnd. This is an issue of lynx-core.');
+    },
   };
   return performanceApis;
 }
diff --git a/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/crossThreadHandlers/registerOnLifecycleEventHandler.ts b/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/crossThreadHandlers/registerOnLifecycleEventHandler.ts
deleted file mode 100644
index 3a177c10b0..0000000000
--- a/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/crossThreadHandlers/registerOnLifecycleEventHandler.ts
+++ /dev/null
@@ -1,19 +0,0 @@
-// Copyright 2023 The Lynx Authors. All rights reserved.
-// Licensed under the Apache License Version 2.0 that can be found in the
-// LICENSE file in the root directory of this source tree.
-import {
-  onLifecycleEventEndpoint,
-  type NativeTTObject,
-} from '@lynx-js/web-constants';
-import type { Rpc } from '@lynx-js/web-worker-rpc';
-
-export function registerOnLifecycleEventHandler(
-  rpc: Rpc,
-  tt: NativeTTObject,
-): void {
-  rpc.registerHandlerLazy(
-    onLifecycleEventEndpoint,
-    tt,
-    'OnLifecycleEvent',
-  );
-}
diff --git a/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/crossThreadHandlers/registerOnNativeAppReadyHandler.ts b/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/crossThreadHandlers/registerOnNativeAppReadyHandler.ts
deleted file mode 100644
index 6eb3846f5a..0000000000
--- a/packages/web-platform/web-worker-runtime/src/backgroundThread/background-apis/crossThreadHandlers/registerOnNativeAppReadyHandler.ts
+++ /dev/null
@@ -1,19 +0,0 @@
-// Copyright 2023 The Lynx Authors. All rights reserved.
-// Licensed under the Apache License Version 2.0 that can be found in the
-// LICENSE file in the root directory of this source tree.
-import {
-  uiThreadFpReadyEndpoint,
-  type NativeTTObject,
-} from '@lynx-js/web-constants';
-import type { Rpc } from '@lynx-js/web-worker-rpc';
-
-export function registerOnNativeAppReadyHandler(
-  uiThreadRpc: Rpc,
-  tt: NativeTTObject,
-): void {
-  uiThreadRpc.registerHandlerLazy(
-    uiThreadFpReadyEndpoint,
-    tt,
-    'onNativeAppReady',
-  );
-}
diff --git a/packages/web-platform/web-worker-runtime/src/mainThread/startMainThread.ts b/packages/web-platform/web-worker-runtime/src/mainThread/startMainThread.ts
index 3d490bae7f..eb898d0eec 100644
--- a/packages/web-platform/web-worker-runtime/src/mainThread/startMainThread.ts
+++ b/packages/web-platform/web-worker-runtime/src/mainThread/startMainThread.ts
@@ -4,9 +4,7 @@
 
 import {
   BackgroundThreadStartEndpoint,
-  mainThreadChunkReadyEndpoint,
   mainThreadStartEndpoint,
-  onLifecycleEventEndpoint,
   type LynxJSModule,
   flushElementTreeEndpoint,
   reportErrorEndpoint,
@@ -16,6 +14,7 @@ import {
   postOffscreenEventEndpoint,
   switchExposureServiceEndpoint,
   postTimingFlagsEndpoint,
+  dispatchCoreContextEventEndpoint,
 } from '@lynx-js/web-constants';
 import { Rpc } from '@lynx-js/web-worker-rpc';
 import {
@@ -45,8 +44,8 @@ export function startMainThread(
   const backgroundStart = backgroundThreadRpc.createCall(
     BackgroundThreadStartEndpoint,
   );
-  const __OnLifecycleEvent = backgroundThreadRpc.createCall(
-    onLifecycleEventEndpoint,
+  const dispatchCoreContextEvent = backgroundThreadRpc.createCall(
+    dispatchCoreContextEventEndpoint,
   );
   const publishEvent = backgroundThreadRpc.createCall(
     publishEventEndpoint,
@@ -55,9 +54,6 @@ export function startMainThread(
     publicComponentEventEndpoint,
   );
   const postExposure = backgroundThreadRpc.createCall(postExposureEndpoint);
-  const mainThreadChunkReady = uiThreadRpc.createCall(
-    mainThreadChunkReadyEndpoint,
-  );
   let operations: ElementOperation[] = [];
   const flushElementTree = uiThreadRpc.createCall(flushElementTreeEndpoint);
   const reportError = uiThreadRpc.createCall(reportErrorEndpoint);
@@ -65,6 +61,7 @@ export function startMainThread(
   uiThreadRpc.registerHandler(
     mainThreadStartEndpoint,
     async (config) => {
+      let isFp = true;
       const {
         globalProps,
         template,
@@ -96,8 +93,7 @@ export function startMainThread(
         lepusCode,
         docu,
         callbacks: {
-          mainChunkReady: function(): void {
-            mainThreadChunkReady();
+          mainChunkReady: () => {
             markTimingInternal('data_processor_start');
             const initData = runtime.processData
               ? runtime.processData(config.initData)
@@ -137,6 +133,10 @@ export function startMainThread(
             const pipelineId = options?.pipelineOptions?.pipelineID;
             markTimingInternal('dispatch_start', pipelineId);
             docu.commit();
+            if (isFp) {
+              isFp = false;
+              dispatchCoreContextEvent('__OnNativeAppReady', undefined);
+            }
             markTimingInternal('layout_start', pipelineId);
             markTimingInternal('ui_operation_flush_start', pipelineId);
             await flushElementTree(operations);
@@ -146,7 +146,9 @@ export function startMainThread(
             postTimingFlags(timingFlags, pipelineId);
           },
           _ReportError: reportError,
-          __OnLifecycleEvent,
+          __OnLifecycleEvent: (data) => {
+            dispatchCoreContextEvent('__OnLifecycleEvent', data);
+          },
           /**
            * Note :
            * The parameter of lynx.performance.markTiming is (pipelineId:string, timingFlag:string)=>void
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 2ca22c13d7..6840f292b5 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -611,8 +611,8 @@ importers:
         version: link:../web-worker-runtime
     devDependencies:
       '@lynx-js/lynx-core':
-        specifier: 0.1.0
-        version: 0.1.0
+        specifier: 0.1.2
+        version: 0.1.2
       '@lynx-js/web-elements':
         specifier: workspace:*
         version: link:../web-elements
@@ -645,8 +645,8 @@ importers:
         specifier: ^1.9.0
         version: 1.9.0(webpack@5.98.0)
       '@lynx-js/lynx-core':
-        specifier: 0.1.0
-        version: 0.1.0
+        specifier: 0.1.2
+        version: 0.1.2
       '@lynx-js/web-core':
         specifier: workspace:*
         version: link:../web-core
@@ -680,8 +680,8 @@ importers:
   packages/web-platform/web-tests:
     devDependencies:
       '@lynx-js/lynx-core':
-        specifier: 0.1.0
-        version: 0.1.0
+        specifier: 0.1.2
+        version: 0.1.2
       '@lynx-js/offscreen-document':
         specifier: workspace:*
         version: link:../offscreen-document
@@ -758,8 +758,8 @@ importers:
         version: link:../web-worker-rpc
     devDependencies:
       '@lynx-js/lynx-core':
-        specifier: 0.1.0
-        version: 0.1.0
+        specifier: 0.1.2
+        version: 0.1.2
 
   packages/webpack/chunk-loading-webpack-plugin:
     dependencies:
@@ -2226,8 +2226,8 @@ packages:
   '@leichtgewicht/ip-codec@2.0.5':
     resolution: {integrity: sha512-Vo+PSpZG2/fmgmiNzYK9qWRh8h/CHrwD0mo1h1DzL4yzHNSfWYujGTYsWGreD000gcgmZ7K4Ys6Tx9TxtsKdDw==}
 
-  '@lynx-js/lynx-core@0.1.0':
-    resolution: {integrity: sha512-bUYAJNU3/k0ep1kyhP3wolgyD9kulmzWGGU6z4wg+bNfShSqpATZmFPqZYy425cqXhkEdn+apEF02f6uHNjcGA==}
+  '@lynx-js/lynx-core@0.1.2':
+    resolution: {integrity: sha512-/oqDTnxbfmc/Haz0rUNC95lqQ082wEdMVzYfPo8ySr0WDtK+64Odo2k47s9uVmsIoX0h09GLsg4NMoWC0kjyPQ==}
 
   '@lynx-js/tasm@0.0.5':
     resolution: {integrity: sha512-E5ZTtNQslv0zGMqtEo/GULHM0XiyvkuL4K8SxP8R9n0WnInppIiekIP5Rzvt+oex7Sg8ngtm/ToUDiZ0NQ9+Qg==}
@@ -9541,7 +9541,7 @@ snapshots:
 
   '@leichtgewicht/ip-codec@2.0.5': {}
 
-  '@lynx-js/lynx-core@0.1.0': {}
+  '@lynx-js/lynx-core@0.1.2': {}
 
   '@lynx-js/tasm@0.0.5': {}