diff --git a/libs/horizon/src/event/customEvents/CustomBaseEvent.ts b/libs/horizon/src/event/customEvents/CustomBaseEvent.ts
index 8deedd35..3208ff29 100644
--- a/libs/horizon/src/event/customEvents/CustomBaseEvent.ts
+++ b/libs/horizon/src/event/customEvents/CustomBaseEvent.ts
@@ -6,42 +6,16 @@ import {VNode} from '../../renderer/Types';
 
 // 从原生事件中复制属性到自定义事件中
 function extendAttribute(target, source) {
-  const attributes = [
-    // AnimationEvent
-    'animationName', 'elapsedTime', 'pseudoElement',
-    // CompositionEvent、InputEvent
-    'data',
-    // DragEvent
-    'dataTransfer',
-    // FocusEvent
-    'relatedTarget',
-    // KeyboardEvent
-    'key', 'keyCode', 'charCode', 'code', 'location', 'ctrlKey', 'shiftKey',
-    'altKey', 'metaKey', 'repeat', 'locale', 'getModifierState', 'clipboardData',
-    // MouseEvent
-    'button', 'buttons', 'clientX', 'clientY', 'movementX', 'movementY',
-    'pageX', 'pageY', 'screenX', 'screenY', 'currentTarget',
-    // PointerEvent
-    'pointerId', 'width', 'height', 'pressure', 'tangentialPressure',
-    'tiltX', 'tiltY', 'twist', 'pointerType', 'isPrimary',
-    // TouchEvent
-    'touches', 'targetTouches', 'changedTouches',
-    // TransitionEvent
-    'propertyName',
-    // UIEvent
-    'view', 'detail',
-    // WheelEvent
-    'deltaX', 'deltaY', 'deltaZ', 'deltaMode',
-  ];
+  let val;
+  for (let attr in source) {
+    // 这两个方法需要override
+    if (attr === 'preventDefault' || attr === 'stopPropagation') {
+      continue;
+    }
 
-  const length = attributes.length;
-  let attr;
-  let type;
-  for (let i = 0; i < length; i++) {
-    attr = attributes[i];
-    type = source[attr];
-    if (type !== 'undefined') {
-      if (type === 'function') {
+    val = source[attr];
+    if (val !== undefined) {
+      if (typeof val === 'function') {
         target[attr] = function() {
           return source[attr].apply(source, arguments);
         };
@@ -51,21 +25,40 @@ function extendAttribute(target, source) {
     }
   }
 }
+
+// 兼容IE的event key
+const uniqueKeyMap = new Map([
+  ['Esc', 'Escape'],
+  ['Spacebar', ' '],
+  ['Left', 'ArrowLeft'],
+  ['Up', 'ArrowUp'],
+  ['Right', 'ArrowRight'],
+  ['Down', 'ArrowDown'],
+  ['Del', 'Delete'],
+]);
+
 export class CustomBaseEvent {
 
-  data: string;
   defaultPrevented: boolean;
-  customEventName: string;
-  targetVNode: VNode;
-  type: string;
-  nativeEvent: any;
   target: EventTarget;
-  timeStamp: number;
   isDefaultPrevented: () => boolean;
   isPropagationStopped: () => boolean;
   currentTarget: EventTarget;
   relatedTarget: EventTarget;
 
+  // custom事件自定义属性
+  customEventName: string;
+  targetVNode: VNode;
+  type: string;
+  timeStamp: number;
+  nativeEvent: any;
+
+  // 键盘事件属性
+  key: string;
+  charCode: number;
+  keyCode: number;
+  which: number;
+
   constructor(
     customEvtName: string | null,
     nativeEvtName: string,
@@ -76,29 +69,25 @@ export class CustomBaseEvent {
     // 复制原生属性到自定义事件
     extendAttribute(this, nativeEvt);
 
-    // custom事件自定义属性
-    this.customEventName = customEvtName;
-    this.targetVNode = vNode;
-    this.type = nativeEvtName;
-    this.nativeEvent = nativeEvt;
-    this.target = target;
-    this.timeStamp = nativeEvt.timeStamp || Date.now();
-
     const defaultPrevented = nativeEvt.defaultPrevented != null ?
                              nativeEvt.defaultPrevented :
                              nativeEvt.returnValue === false;
     this.defaultPrevented = defaultPrevented;
-
     this.preventDefault = this.preventDefault.bind(this);
     this.stopPropagation = this.stopPropagation.bind(this);
     this.isDefaultPrevented = () => defaultPrevented;
     this.isPropagationStopped = () => false;
     this.relatedTarget = nativeEvt.relatedTarget;
-  }
+    this.target = target;
 
-  // 兼容性方法
-  persist() {
+    // 键盘事件属性
+    this.key = uniqueKeyMap.get(nativeEvt.key) || nativeEvt.key;
 
+    // custom事件自定义属性
+    this.customEventName = customEvtName;
+    this.targetVNode = vNode;
+    this.type = nativeEvtName;
+    this.nativeEvent = nativeEvt;
   }
 
   // 阻止默认行为
diff --git a/libs/horizon/src/event/customEvents/CustomKeyboardEvent.ts b/libs/horizon/src/event/customEvents/CustomKeyboardEvent.ts
deleted file mode 100644
index 1ca6ab58..00000000
--- a/libs/horizon/src/event/customEvents/CustomKeyboardEvent.ts
+++ /dev/null
@@ -1,77 +0,0 @@
-/**
- * 自定义键盘事件
- */
-
-import type {VNode} from '../../renderer/Types';
-import {CustomBaseEvent} from './CustomBaseEvent';
-import {CHAR_CODE_ENTER} from '../const';
-
-const uniqueKeyMap = new Map([
-  ['Esc', 'Escape'],
-  ['Spacebar', ' '],
-  ['Left', 'ArrowLeft'],
-  ['Up', 'ArrowUp'],
-  ['Right', 'ArrowRight'],
-  ['Down', 'ArrowDown'],
-  ['Del', 'Delete'],
-]);
-
-const charCodeToKeyMap = new Map([
-  [8, 'Backspace'],
-  [9, 'Tab'],
-  [13, 'Enter'],
-  [16, 'Shift'],
-  [17, 'Control'],
-  [18, 'Alt'],
-  [19, 'Pause'],
-  [27, 'Escape'],
-  [32, ' '],
-  [33, 'PageUp'],
-  [34, 'PageDown'],
-  [35, 'End'],
-  [36, 'Home'],
-  [37, 'ArrowLeft'],
-  [38, 'ArrowUp'],
-  [39, 'ArrowRight'],
-  [40, 'ArrowDown'],
-  [46, 'Delete']
-]);
-
-function getKey(event) {
-  if (event.key) {
-    return uniqueKeyMap.get(event.key) || event.key;
-  }
-
-  if (event.type === 'keypress') {
-    const charCode = event.charCode;
-    return charCode === CHAR_CODE_ENTER ? 'Enter' : String.fromCharCode(charCode);
-  }
-
-  if (event.type === 'keydown' || event.type === 'keyup') {
-    return charCodeToKeyMap.get(event.keyCode);
-  }
-
-  return '';
-}
-
-export class CustomKeyboardEvent extends CustomBaseEvent {
-
-  key: string;
-  charCode: number;
-  keyCode: number;
-  which: number;
-
-  constructor(
-    customEvtName: string | null,
-    nativeEvtName: string,
-    nativeEvt: { [propName: string]: any },
-    vNode: VNode,
-    target: null | EventTarget
-  ) {
-    super(customEvtName, nativeEvtName, nativeEvt, vNode, target);
-    this.key = getKey(nativeEvt);
-    this.charCode = nativeEvtName === 'keypress' ? nativeEvt.charCode : 0;
-    this.keyCode = (nativeEvtName === 'keydown' || nativeEvtName === 'keyup') ? nativeEvt.keyCode : 0;
-    this.which = this.charCode || this.keyCode;
-  }
-}
diff --git a/libs/horizon/src/event/customEvents/EventFactory.ts b/libs/horizon/src/event/customEvents/EventFactory.ts
index 349d7979..59f606ee 100644
--- a/libs/horizon/src/event/customEvents/EventFactory.ts
+++ b/libs/horizon/src/event/customEvents/EventFactory.ts
@@ -1,16 +1,8 @@
-import {CustomKeyboardEvent} from './CustomKeyboardEvent';
 import {CustomBaseEvent} from './CustomBaseEvent';
 
-const keyboardEvents = {
-  keypress: CustomKeyboardEvent,
-  keydown: CustomKeyboardEvent,
-  keyup: CustomKeyboardEvent,
-}
-
 // 创建普通自定义事件对象实例，和原生事件对应
 export function createCustomEvent(customEventName, nativeEvtName, nativeEvent, vNode, currentTarget) {
-  const EventConstructor = keyboardEvents[nativeEvtName] || CustomBaseEvent;
-  return new EventConstructor(
+  return new CustomBaseEvent(
     customEventName,
     nativeEvtName,
     nativeEvent,
diff --git a/libs/horizon/src/renderer/submit/Submit.ts b/libs/horizon/src/renderer/submit/Submit.ts
index 5d359a90..e222564f 100644
--- a/libs/horizon/src/renderer/submit/Submit.ts
+++ b/libs/horizon/src/renderer/submit/Submit.ts
@@ -13,11 +13,9 @@ import {
 } from './LifeCycleHandler';
 import {tryRenderFromRoot} from '../TreeBuilder';
 import {
-  BySync,
   InRender,
   copyExecuteMode,
   setExecuteMode,
-  checkMode,
   changeMode,
 } from '../ExecuteMode';
 import {