diff --git a/libs/horizon/src/event/HorizonEventMain.ts b/libs/horizon/src/event/HorizonEventMain.ts
index e099dda8..c550fdbe 100644
--- a/libs/horizon/src/event/HorizonEventMain.ts
+++ b/libs/horizon/src/event/HorizonEventMain.ts
@@ -7,7 +7,6 @@ import {
   EVENT_TYPE_BUBBLE,
   EVENT_TYPE_CAPTURE,
 } from './const';
-import { getListeners as getBeforeInputListeners } from './simulatedEvtHandler/BeforeInputEventHandler';
 import { getListeners as getChangeListeners } from './simulatedEvtHandler/ChangeEventHandler';
 import { getListeners as getSelectionListeners } from './simulatedEvtHandler/SelectionEventHandler';
 import {
@@ -105,15 +104,6 @@ function getProcessListeners(
         target,
       ));
     }
-
-    if (horizonEventToNativeMap.get('onBeforeInput').includes(nativeEvtName)) {
-      listenerList = listenerList.concat(getBeforeInputListeners(
-        nativeEvtName,
-        nativeEvent,
-        vNode,
-        target,
-      ));
-    }
   }
   return listenerList;
 }
diff --git a/libs/horizon/src/event/const.ts b/libs/horizon/src/event/const.ts
index 7aebfa15..449663e9 100644
--- a/libs/horizon/src/event/const.ts
+++ b/libs/horizon/src/event/const.ts
@@ -27,7 +27,6 @@ export const horizonEventToNativeMap = new Map([
   ['onCompositionEnd', ['compositionend']],
   ['onCompositionStart', ['compositionstart']],
   ['onCompositionUpdate', ['compositionupdate']],
-  ['onBeforeInput', ['compositionend', 'keypress', 'textInput']],
   ['onChange', ['change', 'click', 'focusout', 'input']],
   ['onSelect', ['focusout', 'contextmenu', 'dragend', 'focusin',
                 'keydown', 'keyup', 'mousedown', 'mouseup', 'selectionchange']],
@@ -71,7 +70,6 @@ export const CommonEventToHorizonMap = {
   compositionupdate: 'compositionUpdate',
 };
 
-export const CHAR_CODE_ENTER = 13;
 export const CHAR_CODE_SPACE = 32;
 
 
diff --git a/libs/horizon/src/event/simulatedEvtHandler/BeforeInputEventHandler.ts b/libs/horizon/src/event/simulatedEvtHandler/BeforeInputEventHandler.ts
deleted file mode 100644
index e05b175f..00000000
--- a/libs/horizon/src/event/simulatedEvtHandler/BeforeInputEventHandler.ts
+++ /dev/null
@@ -1,46 +0,0 @@
-import type {VNode} from '../../renderer/Types';
-import type {AnyNativeEvent} from '../Types';
-import {getListenersFromTree} from '../ListenerGetter';
-import {decorateNativeEvent} from '../customEvents/EventFactory';
-import {CHAR_CODE_SPACE, EVENT_TYPE_ALL} from '../const';
-import {ListenerUnitList} from '../Types';
-const SPACE_CHAR = String.fromCharCode(CHAR_CODE_SPACE);
-
-function getInputCharsByNative(
-  eventName: string,
-  nativeEvent: any,
-): string | null {
-  if (eventName === 'compositionend') {
-    return (nativeEvent.detail && nativeEvent.detail.data) || null;
-  }
-  if (eventName === 'keypress') {
-    return nativeEvent.which === CHAR_CODE_SPACE ? SPACE_CHAR : null;
-  }
-  if (eventName === 'textInput') {
-    return nativeEvent.data === SPACE_CHAR ? null : nativeEvent.data;
-  }
-  return null;
-}
-
-// 自定义beforeInput的hook事件处理
-export function getListeners(
-  nativeEvtName: string,
-  nativeEvent: AnyNativeEvent,
-  vNode: null | VNode,
-  target: null | EventTarget,
-): ListenerUnitList {
-  const chars = getInputCharsByNative(nativeEvtName, nativeEvent);
-  // 无字符将要输入，无需处理
-  if (!chars) {
-    return [];
-  }
-
-  const event: AnyNativeEvent = decorateNativeEvent(
-    'onBeforeInput',
-    'beforeinput',
-    nativeEvent,
-  );
-  event.data = chars;
-
-  return getListenersFromTree(vNode, 'onBeforeInput', event, EVENT_TYPE_ALL);
-}