diff --git a/preload.js b/preload.js
index e19952f..22ec5f6 100644
--- a/preload.js
+++ b/preload.js
@@ -1,5 +1,7 @@
 // // 在 preload 脚本中。
+const { default: createAgoraRtcEngine } = require('agora-electron-sdk')
 const { ipcRenderer } = require('electron')
+let rtcEngine = createAgoraRtcEngine()
 window.electron = {
     // 设置窗口大小
     setMainWindowSize: (config) => {
@@ -69,4 +71,7 @@ window.electron = {
     closeMonitorWindow: () => {
         ipcRenderer.invoke('closeMonitorWindow')
     },
+    getrtcEngine: () => {
+        return rtcEngine
+    },
 }
diff --git a/src/render.d.ts b/src/render.d.ts
index e0a5232..21b4071 100644
--- a/src/render.d.ts
+++ b/src/render.d.ts
@@ -17,6 +17,7 @@ export interface IElectronAPI {
     getVersion: () => Promise<string>;
     oepnWindow: (data: any) => any;
 
+    getrtcEngine: () => any;
     closeMonitorWindow: () => void
 }