diff --git a/src/components/JoinSetting/index.tsx b/src/components/JoinSetting/index.tsx
index 7f2d635..4c4a829 100644
--- a/src/components/JoinSetting/index.tsx
+++ b/src/components/JoinSetting/index.tsx
@@ -71,7 +71,7 @@ const JoinSetting = forwardRef((_props: any, ref: any) => {
     })
   }
   const getRoomRtcToken = async (roomNum: string, callBack: Function): Promise<void> => {
-    Promise.all([GetRoomRtcToken(roomNum), GetRoomRtcToken(roomNum + '1')]).then(res => {
+    Promise.all([GetRoomRtcToken(roomNum), GetRoomRtcToken(roomNum + 'a')]).then(res => {
       if (res[0].code === 200 && res[1].code === 200) {
         callBack({
           token: res[0].data,
diff --git a/src/components/UserVideo/index.tsx b/src/components/UserVideo/index.tsx
index 0ca21e5..b97c8af 100644
--- a/src/components/UserVideo/index.tsx
+++ b/src/components/UserVideo/index.tsx
@@ -62,7 +62,7 @@ const UserVideo: React.FC = () => {
       agora.setupRemoteVideoEx({
         uid: Number('1' + item.screenShareId),
         view: document.getElementById(`video-${item.screenShareId}`),
-        channelId: state.channelId + '1',
+        channelId: state.channelId + 'a',
       })
     })
   }, [userList])
@@ -75,7 +75,7 @@ const UserVideo: React.FC = () => {
   // 获取轮训用户
   const getPolling = async (): Promise<void> => {
     setUserList([])
-    GetPolling(state.channelId?.split('1')[0] as string, from.viewPeopleValue).then((res: any) => {
+    GetPolling(state.channelId?.split('a')[0] as string, from.viewPeopleValue).then((res: any) => {
       if (res.code === 200) {
         setUserList(res.data)
       }
diff --git a/src/page/Home/Index/index.tsx b/src/page/Home/Index/index.tsx
index e9ad553..70b67d0 100644
--- a/src/page/Home/Index/index.tsx
+++ b/src/page/Home/Index/index.tsx
@@ -70,7 +70,7 @@ const Index: React.FC = () => {
     })
   }
   const getRoomRtcToken = async (roomNum: string, callBack: Function): Promise<void> => {
-    Promise.all([GetRoomRtcToken(roomNum), GetRoomRtcToken(roomNum + '1')]).then(res => {
+    Promise.all([GetRoomRtcToken(roomNum), GetRoomRtcToken(roomNum + 'a')]).then(res => {
       if (res[0].code === 200 && res[1].code === 200) {
         callBack({
           token: res[0].data,
diff --git a/src/utils/package/agora.ts b/src/utils/package/agora.ts
index 1234925..d087da7 100644
--- a/src/utils/package/agora.ts
+++ b/src/utils/package/agora.ts
@@ -240,7 +240,7 @@ export const agora = {
     await agora.startCameraCapture()
     await rtcEngine.joinChannelEx(
       option.tokenA,
-      { channelId: option.channelId + '1', localUid: Number('1' + option.screenShareId) },
+      { channelId: option.channelId + 'a', localUid: Number('1' + option.screenShareId) },
       {
         clientRoleType: bool ? ClientRoleType.ClientRoleAudience : ClientRoleType.ClientRoleBroadcaster ,  //用户角色  ClientRoleBroadcaster 主播  ClientRoleAudience 观众
         autoSubscribeAudio: false,//设置是否自动订阅所有音频流
@@ -254,7 +254,7 @@ export const agora = {
   // 退出第二个房间
   allLeaveChannelEx: async () => {
     await agora.stopCameraCapture();
-    await rtcEngine.leaveChannelEx({ channelId: option.channelId + '1', localUid: Number('1' + option.screenShareId) })
+    await rtcEngine.leaveChannelEx({ channelId: option.channelId + 'a', localUid: Number('1' + option.screenShareId) })
   },
   // 离开共享屏幕频道
   leaveChannelEx: async (uid: any) => {