diff --git a/pages/API/get-app-base-info/get-app-base-info.uvue b/pages/API/get-app-base-info/get-app-base-info.uvue
index 96c05868ff02f1d9bc7affad3a5460d923528009..43b159394ebd30e0c4f550368921cf7a8f427f95 100644
--- a/pages/API/get-app-base-info/get-app-base-info.uvue
+++ b/pages/API/get-app-base-info/get-app-base-info.uvue
@@ -37,6 +37,7 @@
 		methods: {
 			getAppBaseInfo: function () {
 				const res = uni.getAppBaseInfo();
+        this.items = [] as Item[];
         for(const key in res){
           const value = res[key];
           if(value != null){
diff --git a/pages/API/get-device-info/get-device-info.uvue b/pages/API/get-device-info/get-device-info.uvue
index 40d3e1d8eb7e4bd58f6f3c81c6c5c75fee9e50f2..788ec9b2c11f39c8aa07126ac348acdf586c5488 100644
--- a/pages/API/get-device-info/get-device-info.uvue
+++ b/pages/API/get-device-info/get-device-info.uvue
@@ -55,7 +55,8 @@ export default {
 	},
 	methods: {
 		getDeviceInfo: function () {
-			const res = uni.getDeviceInfo();
+			const res = uni.getDeviceInfo();
+      this.items = [] as Item[];
       for(const key in res){
         const value = res[key];
         if(value != null){
diff --git a/pages/API/get-system-info/get-system-info.uvue b/pages/API/get-system-info/get-system-info.uvue
index 5606658305f88b690cc2a3ccd59c8419563392c9..a97ac104f50d62cef94c2e488daa97bea651976c 100644
--- a/pages/API/get-system-info/get-system-info.uvue
+++ b/pages/API/get-system-info/get-system-info.uvue
@@ -28,8 +28,11 @@
         </view>
         <view class="uni-padding-wrap">
           <view class="uni-btn-v">
-            <button type="primary" @tap="getSystemInfo">
-              获取设备系统信息
+            <button type="primary" @tap="getSystemInfoSync">
+              同步获取设备系统信息
+            </button>
+            <button type="primary" @tap="getSystemInfo" style="margin-top: 20px;">
+              异步获取设备系统信息
             </button>
           </view>
         </view>
@@ -54,9 +57,10 @@ export default {
 	onUnload: function () {
 	},
 	methods: {
-		getSystemInfo: function () {
+		getSystemInfo: function () {
 			uni.getSystemInfo({
 				success: (res) => {
+          this.items = [] as Item[];
           for(const key in res){
             const value = res[key];
             if(value != null){
@@ -70,6 +74,20 @@ export default {
 				},
 			})
 		},
+    getSystemInfoSync: function () {
+      this.items = [] as Item[];
+      const res = uni.getSystemInfoSync()
+    	for(const key in res){
+    	  const value = res[key];
+    	  if(value != null){
+    	    const item = {
+    	    	label: key,
+    	    	value: "" + ((typeof value == "object")? JSON.stringify(value) : value)
+    	    } as Item;
+    	    this.items.push(item);
+    	  }
+    	}
+    },
     //自动化测试例专用
     jest_getSystemInfo():GetSystemInfoResult{
       return uni.getSystemInfoSync();
diff --git a/pages/API/get-window-info/get-window-info.uvue b/pages/API/get-window-info/get-window-info.uvue
index 54cc9b23ce4ff9ef82a2c0698039be8fabb3d7e7..2931fdb31078a874fe4c609b63500e9a96c7bc9f 100644
--- a/pages/API/get-window-info/get-window-info.uvue
+++ b/pages/API/get-window-info/get-window-info.uvue
@@ -37,6 +37,7 @@
 		methods: {
 			getWindowInfo: function () {
 				const res = uni.getWindowInfo();
+        this.items = [] as Item[];
 				for(const key in res){
 				  const value = res[key];
           if(value != null){