diff --git a/packages/client/src/components/document/collaboration/index.tsx b/packages/client/src/components/document/collaboration/index.tsx
index 71d768b8..196a6c03 100644
--- a/packages/client/src/components/document/collaboration/index.tsx
+++ b/packages/client/src/components/document/collaboration/index.tsx
@@ -17,11 +17,11 @@ import {
 } from '@douyinfe/semi-ui';
 import { IconUserAdd, IconDelete } from '@douyinfe/semi-icons';
 import { useUser } from 'data/user';
-import { EventEmitter } from 'helpers/event-emitter';
 import { useToggle } from 'hooks/use-toggle';
 import { useCollaborationDocument } from 'data/document';
 import { DataRender } from 'components/data-render';
 import { DocumentLinkCopyer } from 'components/document/link';
+import { event, JOIN_USER } from 'event';
 
 interface IProps {
   wikiId: string;
@@ -31,13 +31,6 @@ interface IProps {
 const { Paragraph } = Typography;
 const { Column } = Table;
 
-const CollaborationEventEmitter = new EventEmitter();
-const KEY = 'JOIN_USER';
-
-export const joinUser = (users) => {
-  CollaborationEventEmitter.emit(KEY, users);
-};
-
 const renderChecked = (onChange, authKey: 'readable' | 'editable') => (checked, docAuth) => {
   const handle = (evt) => {
     const data = {
@@ -56,7 +49,6 @@ export const DocumentCollaboration: React.FC<IProps> = ({ wikiId, documentId })
   const [visible, toggleVisible] = useToggle(false);
   const { users, loading, error, addUser, updateUser, deleteUser } = useCollaborationDocument(documentId);
   const [inviteUser, setInviteUser] = useState('');
-
   const [collaborationUsers, setCollaborationUsers] = useState([]);
 
   const handleOk = () => {
@@ -75,7 +67,7 @@ export const DocumentCollaboration: React.FC<IProps> = ({ wikiId, documentId })
   };
 
   useEffect(() => {
-    CollaborationEventEmitter.on(KEY, ({ states: users }) => {
+    const handler = (users) => {
       const newCollaborationUsers = users
         .filter(Boolean)
         .filter((state) => state.user)
@@ -97,10 +89,11 @@ export const DocumentCollaboration: React.FC<IProps> = ({ wikiId, documentId })
       });
 
       setCollaborationUsers(newCollaborationUsers);
-    });
+    };
+    event.on(JOIN_USER, handler);
 
     return () => {
-      CollaborationEventEmitter.destroy();
+      event.off(JOIN_USER, handler);
     };
   }, [collaborationUsers, currentUser]);
 
diff --git a/packages/client/src/components/document/delete/index.tsx b/packages/client/src/components/document/delete/index.tsx
index 933fe338..68cce8c1 100644
--- a/packages/client/src/components/document/delete/index.tsx
+++ b/packages/client/src/components/document/delete/index.tsx
@@ -3,7 +3,7 @@ import Router from 'next/router';
 import { Typography, Space, Modal } from '@douyinfe/semi-ui';
 import { IconDelete } from '@douyinfe/semi-icons';
 import { useDeleteDocument } from 'data/document';
-import { triggerRefreshTocs } from 'components/wiki/tocs/event';
+import { triggerRefreshTocs } from 'event';
 
 interface IProps {
   wikiId: string;
diff --git a/packages/client/src/components/document/editor/editor.tsx b/packages/client/src/components/document/editor/editor.tsx
index 904cb6ed..211b52a9 100644
--- a/packages/client/src/components/document/editor/editor.tsx
+++ b/packages/client/src/components/document/editor/editor.tsx
@@ -18,10 +18,9 @@ import {
   destoryIndexdbProvider,
 } from 'tiptap';
 import { DataRender } from 'components/data-render';
-import { joinUser } from 'components/document/collaboration';
 import { Banner } from 'components/banner';
 import { debounce } from 'helpers/debounce';
-import { em, changeTitle, USE_DATA_VERSION } from './index';
+import { event, triggerChangeDocumentTitle, triggerJoinUser, USE_DOCUMENT_VERSION } from 'event';
 import styles from './index.module.scss';
 
 interface IProps {
@@ -45,7 +44,7 @@ export const Editor: React.FC<IProps> = ({ user, documentId, authority, classNam
       docType: 'document',
       events: {
         onAwarenessUpdate({ states }) {
-          joinUser({ states });
+          triggerJoinUser(states);
         },
       },
     });
@@ -62,7 +61,7 @@ export const Editor: React.FC<IProps> = ({ user, documentId, authority, classNam
     onTransaction: debounce(({ transaction }) => {
       try {
         const title = transaction.doc.content.firstChild.content.firstChild.textContent;
-        changeTitle(title);
+        triggerChangeDocumentTitle(title);
       } catch (e) {}
     }, 50),
   });
@@ -92,10 +91,9 @@ export const Editor: React.FC<IProps> = ({ user, documentId, authority, classNam
   useEffect(() => {
     if (!editor) return;
     const handler = (data) => editor.commands.setContent(data);
-    em.on(USE_DATA_VERSION, handler);
-
+    event.on(USE_DOCUMENT_VERSION, handler);
     return () => {
-      em.off(USE_DATA_VERSION, handler);
+      event.off(USE_DOCUMENT_VERSION, handler);
     };
   }, [editor]);
 
diff --git a/packages/client/src/components/document/editor/index.tsx b/packages/client/src/components/document/editor/index.tsx
index 16d2c675..b11bb67e 100644
--- a/packages/client/src/components/document/editor/index.tsx
+++ b/packages/client/src/components/document/editor/index.tsx
@@ -16,24 +16,12 @@ import { DocumentVersion } from 'components/document/version';
 import { User } from 'components/user';
 import { Divider } from 'components/divider';
 import { useDocumentStyle } from 'hooks/use-document-style';
-import { EventEmitter } from 'helpers/event-emitter';
+import { event, CHANGE_DOCUMENT_TITLE, triggerUseDocumentVersion } from 'event';
 import { Editor } from './editor';
 import styles from './index.module.scss';
 
 const { Text } = Typography;
 
-export const em = new EventEmitter();
-const TITLE_CHANGE_EVENT = 'TITLE_CHANGE_EVENT';
-export const USE_DATA_VERSION = 'USE_DATA_VERSION';
-
-export const changeTitle = (title) => {
-  em.emit(TITLE_CHANGE_EVENT, title);
-};
-
-const useVersion = (data) => {
-  em.emit(USE_DATA_VERSION, data);
-};
-
 interface IProps {
   documentId: string;
 }
@@ -77,10 +65,10 @@ export const DocumentEditor: React.FC<IProps> = ({ documentId }) => {
   );
 
   useEffect(() => {
-    em.on(TITLE_CHANGE_EVENT, setTitle);
+    event.on(CHANGE_DOCUMENT_TITLE, setTitle);
 
     return () => {
-      em.destroy();
+      event.off(CHANGE_DOCUMENT_TITLE, setTitle);
     };
   }, []);
 
@@ -97,7 +85,7 @@ export const DocumentEditor: React.FC<IProps> = ({ documentId }) => {
                 <DocumentCollaboration key="collaboration" wikiId={document.wikiId} documentId={documentId} />
               )}
               <DocumentShare key="share" documentId={documentId} />
-              <DocumentVersion key="version" documentId={documentId} onSelect={useVersion} />
+              <DocumentVersion key="version" documentId={documentId} onSelect={triggerUseDocumentVersion} />
               <DocumentStar key="star" documentId={documentId} />
               <Popover key="style" zIndex={1061} position="bottomLeft" content={<DocumentStyle />}>
                 <Button icon={<IconArticle />} theme="borderless" type="tertiary" />
diff --git a/packages/client/src/components/document/reader/editor.tsx b/packages/client/src/components/document/reader/editor.tsx
index 3e227300..16a34e5e 100644
--- a/packages/client/src/components/document/reader/editor.tsx
+++ b/packages/client/src/components/document/reader/editor.tsx
@@ -14,7 +14,7 @@ import {
 } from 'tiptap';
 import { DataRender } from 'components/data-render';
 import { ImageViewer } from 'components/image-viewer';
-import { joinUser } from 'components/document/collaboration';
+import { triggerJoinUser } from 'event';
 import { CreateUser } from './user';
 import styles from './index.module.scss';
 
@@ -36,7 +36,7 @@ export const Editor: React.FC<IProps> = ({ user, documentId, document }) => {
       docType: 'document',
       events: {
         onAwarenessUpdate({ states }) {
-          joinUser({ states });
+          triggerJoinUser(states);
         },
       },
     });
diff --git a/packages/client/src/components/wiki/tocs/event.ts b/packages/client/src/components/wiki/tocs/event.ts
deleted file mode 100644
index 363096f9..00000000
--- a/packages/client/src/components/wiki/tocs/event.ts
+++ /dev/null
@@ -1,20 +0,0 @@
-import { IDocument, IWiki } from '@think/domains';
-import { event } from 'helpers/event-emitter';
-
-export const REFRESH_TOCS = `REFRESH_TOCS`; // 刷新知识库目录
-export const CREATE_DOCUMENT = `CREATE_DOCUMENT`;
-
-/**
- * 刷新知识库目录
- */
-export const triggerRefreshTocs = () => {
-  event.emit(REFRESH_TOCS);
-};
-
-/**
- * 新建文档
- * @param data
- */
-export const triggerCreateDocument = (data: { wikiId: IWiki['id']; documentId: IDocument['id'] | null }) => {
-  event.emit(CREATE_DOCUMENT, data);
-};
diff --git a/packages/client/src/components/wiki/tocs/index.tsx b/packages/client/src/components/wiki/tocs/index.tsx
index 93d46391..6318a8dd 100644
--- a/packages/client/src/components/wiki/tocs/index.tsx
+++ b/packages/client/src/components/wiki/tocs/index.tsx
@@ -9,8 +9,7 @@ import { Seo } from 'components/seo';
 import { findParents } from 'components/wiki/tocs/utils';
 import { IconDocument, IconSetting, IconOverview, IconGlobe } from 'components/icons';
 import { DataRender } from 'components/data-render';
-import { event } from 'helpers/event-emitter';
-import { REFRESH_TOCS, triggerCreateDocument } from './event';
+import { event, REFRESH_TOCS, triggerCreateDocument } from 'event';
 import { NavItem } from './nav-item';
 import { Tree } from './tree';
 import styles from './index.module.scss';
diff --git a/packages/client/src/components/wiki/tocs/tree.tsx b/packages/client/src/components/wiki/tocs/tree.tsx
index 49996a30..55036f69 100644
--- a/packages/client/src/components/wiki/tocs/tree.tsx
+++ b/packages/client/src/components/wiki/tocs/tree.tsx
@@ -5,8 +5,7 @@ import { IconMore, IconPlus } from '@douyinfe/semi-icons';
 import { useToggle } from 'hooks/use-toggle';
 import { DocumentActions } from 'components/document/actions';
 import { DocumentCreator as DocumenCreatorForm } from 'components/document/create';
-import { event } from 'helpers/event-emitter';
-import { CREATE_DOCUMENT, triggerCreateDocument } from './event';
+import { event, CREATE_DOCUMENT, triggerCreateDocument } from 'event';
 import styles from './index.module.scss';
 
 const Actions = ({ node }) => {
diff --git a/packages/client/src/event/index.ts b/packages/client/src/event/index.ts
new file mode 100644
index 00000000..53954397
--- /dev/null
+++ b/packages/client/src/event/index.ts
@@ -0,0 +1,51 @@
+import { IUser, IDocument, IWiki } from '@think/domains';
+import { EventEmitter } from 'helpers/event-emitter';
+
+export const event = new EventEmitter();
+
+export const REFRESH_TOCS = `REFRESH_TOCS`; // 刷新知识库目录
+export const CREATE_DOCUMENT = `CREATE_DOCUMENT`;
+/**
+ * 刷新知识库目录
+ */
+export const triggerRefreshTocs = () => {
+  event.emit(REFRESH_TOCS);
+};
+/**
+ * 新建文档
+ * @param data
+ */
+export const triggerCreateDocument = (data: { wikiId: IWiki['id']; documentId: IDocument['id'] | null }) => {
+  event.emit(CREATE_DOCUMENT, data);
+};
+
+export const CHANGE_DOCUMENT_TITLE = `CHANGE_DOCUMENT_TITLE`;
+/**
+ * 改变文档标题
+ * @param title
+ */
+export const triggerChangeDocumentTitle = (title: string) => {
+  event.emit(CHANGE_DOCUMENT_TITLE, title);
+};
+
+export const USE_DOCUMENT_VERSION = `USE_DOCUMENT_VERSION`;
+/**
+ * 使用文档版本
+ * @param data
+ */
+export const triggerUseDocumentVersion = (data: Record<string, unknown>) => {
+  event.emit(USE_DOCUMENT_VERSION, data);
+};
+
+export const JOIN_USER = `JOIN_USER`;
+type CollaborationUser = {
+  clientId: number;
+  user: IUser;
+};
+/**
+ * 文档协作：加入用户
+ * @param users
+ */
+export const triggerJoinUser = (users: Array<CollaborationUser>) => {
+  event.emit(JOIN_USER, users);
+};
diff --git a/packages/client/src/helpers/event-emitter.tsx b/packages/client/src/helpers/event-emitter.tsx
index 7b47b490..c07380f6 100644
--- a/packages/client/src/helpers/event-emitter.tsx
+++ b/packages/client/src/helpers/event-emitter.tsx
@@ -39,5 +39,3 @@ export class EventEmitter {
     this.callbacks = {};
   }
 }
-
-export const event = new EventEmitter();
diff --git a/packages/client/tsconfig.json b/packages/client/tsconfig.json
index a83bfbcc..f953e4d4 100644
--- a/packages/client/tsconfig.json
+++ b/packages/client/tsconfig.json
@@ -26,7 +26,8 @@
       "layout/*": ["layout/*"],
       "constants/*": ["constants/*"],
       "helpers/*": ["helpers/*"],
-      "tiptap/*": ["tiptap/*"]
+      "tiptap/*": ["tiptap/*"],
+      "event/*": ["event/*"]
     }
   },
   "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx"],