diff --git a/app.js b/app.js
index b545190..61317bc 100644
--- a/app.js
+++ b/app.js
@@ -32,6 +32,13 @@ App({
         }
       }
     })
+
+    wx.onAppShow((res) => {
+      console.log('onAppShow', res);
+    })
+    wx.onAppHide((res) => {
+      console.log('onAppHide', res);
+    })
   },
   globalData: {
     userInfo: null
diff --git a/pages/API/app-level-event/app-level-event.js b/pages/API/app-level-event/app-level-event.js
new file mode 100644
index 0000000..be36723
--- /dev/null
+++ b/pages/API/app-level-event/app-level-event.js
@@ -0,0 +1,60 @@
+Page({
+
+  data: {
+    type: 'unset',
+    launchOptions: {},
+    items: [
+      'path', 'scene', 'query', 'shareTicket', 'referrerInfo',
+    ],
+  },
+
+  created() {
+    const that = this;
+    wx.onAppShow((res) => {
+      console.log('wx.onAppShow', res);
+      that.setData({
+        launchOptions: res,
+        type: 'onAppShow'
+      })
+    })
+    wx.onAppHide((res) => {
+      console.log('wx.onAppHide', res);
+      that.setData({
+        launchOptions: {},
+        type: 'onAppHide'
+      })
+    })
+  },
+
+  getLaunchOptions() {
+    const that = this
+    const result = wx.getLaunchOptionsSync()
+    console.log('wx.getLaunchOptionsSync', result)
+    for(const key in result) {
+      if(typeof result[key] === 'object') {
+        result[key] = JSON.stringify(result[key])
+      }
+    }
+    that.setData({
+      launchOptions: result
+    })
+  },
+  getEnterOptionsSync() {
+    const that = this
+    const result = wx.getEnterOptionsSync()
+    console.log('wx.getEnterOptionsSync', result)
+    for(const key in result) {
+      if(typeof result[key] === 'object') {
+        result[key] = JSON.stringify(result[key])
+      }
+    }
+    that.setData({
+      launchOptions: result
+    })
+  },
+  clear() {
+    this.setData({
+      launchOptions: {}
+    })
+  }
+})
diff --git a/pages/API/app-level-event/app-level-event.json b/pages/API/app-level-event/app-level-event.json
new file mode 100644
index 0000000..507e012
--- /dev/null
+++ b/pages/API/app-level-event/app-level-event.json
@@ -0,0 +1,3 @@
+{
+    "launchOptions": "获取小程序启动时的参数"
+}
diff --git a/pages/API/app-level-event/app-level-event.wxml b/pages/API/app-level-event/app-level-event.wxml
new file mode 100644
index 0000000..6bd620b
--- /dev/null
+++ b/pages/API/app-level-event/app-level-event.wxml
@@ -0,0 +1,22 @@
+<import src="../../../common/head.wxml" />
+<import src="../../../common/foot.wxml" />
+
+<view class="container">
+  <template is="head" data="{{title: 'getLaunchOptionsSync'}}"/>
+  <view>打开这个页面，将小程序切换到后台，期望wx.onAppHide被正确调用</view>
+  <view>打开这个页面，将小程序切换回前台，期望wx.onAppShow被正确调用</view>
+  <view class="page-body">
+    <view class="page-section">
+      <view class="page-body-info">
+        <view class="page-body-title">{{type}}</view>
+        <block>
+          <view wx:for="{{items}}">
+            <text class="page-body-text">{{item}}: {{launchOptions[item]}}</text>
+          </view>
+        </block>
+      </view>
+    </view> 
+  </view>
+
+  <template is="foot" />
+</view>
diff --git a/pages/API/app-level-event/app-level-event.wxss b/pages/API/app-level-event/app-level-event.wxss
new file mode 100644
index 0000000..2860688
--- /dev/null
+++ b/pages/API/app-level-event/app-level-event.wxss
@@ -0,0 +1,7 @@
+.page-body-info {
+  height: 180px;
+}
+
+.btn-area {
+  width: 100%;
+}
diff --git a/pages/API/index/index.js b/pages/API/index/index.js
index 7a41505..eeaec94 100644
--- a/pages/API/index/index.js
+++ b/pages/API/index/index.js
@@ -19,7 +19,10 @@ Page({
         zh: '获取小程序启动参数',
         url: 'launch-options/launch-options'
       },
-      
+      {
+        zh: '应用级事件',
+        url: 'app-level-event/app-level-event'
+      },
       ],
     },
       {
diff --git a/pages/API/launch-options/launch-options.wxml b/pages/API/launch-options/launch-options.wxml
index b122e1c..2e2d5fd 100644
--- a/pages/API/launch-options/launch-options.wxml
+++ b/pages/API/launch-options/launch-options.wxml
@@ -19,7 +19,7 @@
         <button type="primary" bindtap="getEnterOptionsSync">小程序本次启动参数</button>
         <button bindtap="clear">清空</button>
       </view>
-    </view>
+    </view> 
   </view>
 
   <template is="foot" />