diff --git a/flutter_inappwebview_ohos/ohos/src/main/ets/components/plugin/types/WebMessageCompatExt.ets b/flutter_inappwebview_ohos/ohos/src/main/ets/components/plugin/types/WebMessageCompatExt.ets
index 604f1cde5cd2789d91ce29f1cc92d743981e0e26..63e382f32d6e5cece5085619dd848e575b9f0cb7 100644
--- a/flutter_inappwebview_ohos/ohos/src/main/ets/components/plugin/types/WebMessageCompatExt.ets
+++ b/flutter_inappwebview_ohos/ohos/src/main/ets/components/plugin/types/WebMessageCompatExt.ets
@@ -33,12 +33,17 @@ export default class WebMessageCompatExt {
 
   public static fromMapWebMessageCompat(message: web_webview.WebMessageExt): WebMessageCompatExt {
     let data: Any
+    let type = 0
+    // https://developer.android.com/reference/androidx/webkit/WebMessageCompat
+    // https://developer.huawei.com/consumer/cn/doc/harmonyos-references-V13/js-apis-webview-V13#webmessagetype10
+    // 鸿蒙中getType()字符串类型返回1，而android中字符串返回0，为保持一致需要修改此处代码
     if(message.getType() == web_webview.WebMessageType.ARRAY_BUFFER) {
       data = message.getArrayBuffer()
+      type = 1
     } else {
       data = message.getString()
     }
-    return new WebMessageCompatExt(data, message.getType(), null);
+    return new WebMessageCompatExt(data, type, null);
   }
 
   public static fromMap(map: Map<string, Any> | null): WebMessageCompatExt | null {
@@ -49,7 +54,7 @@ export default class WebMessageCompatExt {
     let type: number = map.get("type") as number
     let portMapList: List<Map<string, Any>> = map.get("ports") as List<Map<string, Any>>
     let ports: List<WebMessagePortCompatExt> | null = null;
-    if (portMapList != null && !portMapList.isEmpty()) {
+    if (portMapList != null && portMapList.length != 0) {
       ports = new List<WebMessagePortCompatExt>();
       for (let i = 0; i < portMapList.length; i++) {
         ports.add(WebMessagePortCompatExt.fromMap(portMapList[i]));
diff --git a/flutter_inappwebview_ohos/ohos/src/main/ets/components/plugin/webview/web_message/WebMessageChannel.ets b/flutter_inappwebview_ohos/ohos/src/main/ets/components/plugin/webview/web_message/WebMessageChannel.ets
index c4bd1cc9a67e56977b73a965a232a3555739385d..b14723961c699104e4085042d92d06ef54cfa2d6 100644
--- a/flutter_inappwebview_ohos/ohos/src/main/ets/components/plugin/webview/web_message/WebMessageChannel.ets
+++ b/flutter_inappwebview_ohos/ohos/src/main/ets/components/plugin/webview/web_message/WebMessageChannel.ets
@@ -79,7 +79,8 @@ export class WebMessageChannel implements Disposable {
       let webMessageChannel: WebMessageChannel = this;
       try {
         webMessagePort.onMessageEventExt((msg) => {
-          webMessageChannel.onMessage(index, message != null ? WebMessageCompatExt.fromMapWebMessageCompat(msg) : null)
+          let msgData:WebMessageCompatExt|null = WebMessageCompatExt.fromMapWebMessageCompat(msg)
+          webMessageChannel.onMessage(index, msgData)
         })
         result.success(true);
       } catch (e) {
@@ -108,14 +109,23 @@ export class WebMessageChannel implements Disposable {
         /// 安卓端还会传入WebMessagePortCompat[]类型，目前ohos没有
         if (data != null && message.getType() == web_webview.WebMessageType.ARRAY_BUFFER) {
           let webMessageExt: web_webview.WebMessageExt = new web_webview.WebMessageExt()
-          webMessageExt.setArrayBuffer(data as ArrayBuffer)
           webMessageExt.setType(web_webview.WebMessageType.ARRAY_BUFFER)
+          webMessageExt.setArrayBuffer(data as ArrayBuffer)
           port.postMessageEventExt(webMessageExt);
         } else {
-          let webMessageExt: web_webview.WebMessageExt = new web_webview.WebMessageExt()
-          webMessageExt.setString(data != null ? data.toString() : null)
-          webMessageExt.setType(web_webview.WebMessageType.STRING)
-          port.postMessageEventExt(webMessageExt);
+          let messData: string = '';
+          if(data != null) {
+            if(typeof data === 'string'){
+              messData = data;
+            } else {
+              try {
+                messData = data.toString()
+              } catch(e) {
+                console.log(e);
+              }
+            }
+          }
+          port.postMessageEvent(messData)
         }
         result.success(true);
       } catch (e) {