diff --git a/src/Home/Content4.jsx b/src/Home/Content4.jsx
index 1321538..3421074 100644
--- a/src/Home/Content4.jsx
+++ b/src/Home/Content4.jsx
@@ -15,9 +15,7 @@ function Content4(props) {
     type: "from",
     ease: "easeOutQuad",
   };
-  const videoChildren = dataSource.video.children.video;
-  const videoNameArray = videoChildren.split(".");
-  const type = videoNameArray[videoNameArray.length - 1];
+
   return (
     <div {...tagProps} {...dataSource.wrapper}>
       <div {...dataSource.page}>
@@ -31,18 +29,28 @@ function Content4(props) {
             {...dataSource.video}
           >
             {isMobile ? (
-              <video width="100%" loop poster={dataSource.video.children.image}>
-                <source src={videoChildren} type={`video/${type}`} />
-                <track kind="captions" />
-              </video>
-            ) : (
-              <VideoPlay
-                loop
+              <iframe
                 width="100%"
-                poster={dataSource.video.children.image}
+                src="//player.bilibili.com/player.html?aid=668285922&bvid=BV1ma4y1e758&cid=194011737&page=1"
+                scrolling="no"
+                border="0"
+                frameborder="no"
+                framespacing="0"
+                allowfullscreen="true"
+              ></iframe>
+            ) : (
+              <iframe
+                width="100%"
+                height="650px"
+                src="//player.bilibili.com/player.html?aid=668285922&bvid=BV1ma4y1e758&cid=194011737&page=1"
+                scrolling="no"
+                border="0"
+                frameborder="no"
+                framespacing="0"
+                allowfullscreen="true"
               >
-                <source src={videoChildren} type={`video/${type}`} />
-              </VideoPlay>
+                {" "}
+              </iframe>
             )}
           </TweenOne>
         </OverPack>
diff --git a/src/Home/data.source.js b/src/Home/data.source.js
index bca800f..e6be88f 100644
--- a/src/Home/data.source.js
+++ b/src/Home/data.source.js
@@ -24,7 +24,7 @@ import jicheng from "../picture/jicheng.png";
 
 import ketang from "../picture/ketang.png";
 import weixiu from "../picture/weixiu.png";
-import weixiu1 from "../picture/weixiu1.png";
+
 import xianshang from "../picture/xianshang.png";
 import xuesheng from "../picture/xuesheng.png";
 import zhiban from "../picture/zhiban.png";
@@ -32,10 +32,15 @@ import zhiyuanzhe from "../picture/zhiyuanzhe.png";
 import qrwexin from "../picture/qr-wexin.jpg";
 import qrbilibili from "../picture/qr-bilibili.jpg";
 import qrqq from "../picture/qr-qq.jpg";
+import beian from "../picture/beian.png";
 const style_qrtest = {
   width: "100%",
   height: "100%",
 };
+const style_beian = {
+  width: "18px",
+  height: "18px",
+};
 export const Nav30DataSource = {
   wrapper: { className: "header3 home-page-wrapper" },
   page: { className: "home-page" },
@@ -255,12 +260,12 @@ export const Feature30DataSource = {
           title: {
             className: "content3-title k6rof9gjex-editor_css",
             children: (
-              <>
+              <a href="https://mp.weixin.qq.com/s/-V8en6GdLk-Cv4km8SYo4Q">
                 <p>
                   财外部
                   <br />
                 </p>
-              </>
+              </a>
             ),
           },
           content: {
@@ -291,12 +296,12 @@ export const Feature30DataSource = {
           title: {
             className: "content3-title k6rogxj5m3r-editor_css",
             children: (
-              <>
+              <a href="https://mp.weixin.qq.com/s/S-uhGNp2LJtR3qIAjU-Y4w">
                 <p>
                   文宣部
                   <br />
                 </p>
-              </>
+              </a>
             ),
           },
           content: {
@@ -327,12 +332,12 @@ export const Feature30DataSource = {
           title: {
             className: "content3-title k6rohgkzazi-editor_css",
             children: (
-              <>
+              <a href="https://mp.weixin.qq.com/s/VLMAcVkLFCQ_QmcqnEglbg">
                 <p>
                   人资部
                   <br />
                 </p>
-              </>
+              </a>
             ),
           },
           content: {
@@ -363,12 +368,12 @@ export const Feature30DataSource = {
           title: {
             className: "content3-title k6roi0sr9o-editor_css",
             children: (
-              <>
+              <a href="https://mp.weixin.qq.com/s/YjMZGxYKWf941BFHRBiiJQ">
                 <p>
                   电脑部
                   <br />
                 </p>
-              </>
+              </a>
             ),
           },
           content: {
@@ -399,12 +404,12 @@ export const Feature30DataSource = {
           title: {
             className: "content3-title k6roin896g-editor_css",
             children: (
-              <>
+              <a href="https://mp.weixin.qq.com/s/tN6mPHzVeD6RbjEqF_yWhA">
                 <p>
                   电器部
                   <br />
                 </p>
-              </>
+              </a>
             ),
           },
           content: {
@@ -521,11 +526,11 @@ export const Feature80DataSource = {
                     name: "title",
                     className: "feature8-block-title",
                     children: (
-                      <>
+                      <a href="https://mp.weixin.qq.com/s/3NU4B1NJMa2fyPMfa6ER0A">
                         <p>
                           <b>日常值班</b>
                         </p>
-                      </>
+                      </a>
                     ),
                   },
                   {
@@ -560,17 +565,19 @@ export const Feature80DataSource = {
                   {
                     name: "image",
                     className: "feature8-block-image",
-                    children: <img src={xianshang} width={40} />,
+                    children: (
+                      <img src={xianshang} width={40} alt="xianshang" />
+                    ),
                   },
                   {
                     name: "title",
                     className: "feature8-block-title",
                     children: (
-                      <>
+                      <a href="https://mp.weixin.qq.com/s/vaaQJT_MUB3tGCabofXYIg">
                         <p>
-                          <b>线上交流</b>
+                          <b>线上咨询</b>
                         </p>
-                      </>
+                      </a>
                     ),
                   },
                   {
@@ -604,17 +611,19 @@ export const Feature80DataSource = {
                   {
                     name: "image",
                     className: "feature8-block-image",
-                    children: <img src={diannaobu} width={40} />,
+                    children: (
+                      <img src={diannaobu} width={40} alt="diannanbu" />
+                    ),
                   },
                   {
                     name: "title",
                     className: "feature8-block-title",
                     children: (
-                      <>
+                      <a href="https://mp.weixin.qq.com/s/DVRq674tvVmJnFzrG9dUUg">
                         <p>
                           <b>公益进社会</b>
                         </p>
-                      </>
+                      </a>
                     ),
                   },
                   {
@@ -648,18 +657,20 @@ export const Feature80DataSource = {
                   {
                     name: "image",
                     className: "feature8-block-image",
-                    children: <img src={zhiyuanzhe} width={40} />,
+                    children: (
+                      <img src={zhiyuanzhe} width={40} alt="zhiyuanzhe" />
+                    ),
                   },
                   {
                     name: "title",
                     className: "feature8-block-title",
                     children: (
-                      <>
+                      <a href="https://mp.weixin.qq.com/s/388x1PW1CNBph8a_7dWjig">
                         <p>
                           <b>志愿服务</b>
                           <br />
                         </p>
-                      </>
+                      </a>
                     ),
                   },
                   {
@@ -708,18 +719,18 @@ export const Feature80DataSource = {
                   {
                     name: "image",
                     className: "feature8-block-image",
-                    children: <img src={weixiu} width={40} />,
+                    children: <img src={weixiu} width={40} alt="weixiu" />,
                   },
                   {
                     name: "title",
                     className: "feature8-block-title",
                     children: (
-                      <>
+                      <a href="https://mp.weixin.qq.com/s/388x1PW1CNBph8a_7dWjig">
                         <p>
                           校园维修&amp;社区维修
                           <br />
                         </p>
-                      </>
+                      </a>
                     ),
                   },
                   {
@@ -753,18 +764,18 @@ export const Feature80DataSource = {
                   {
                     name: "image",
                     className: "feature8-block-image",
-                    children: <img src={huodong} width={40} />,
+                    children: <img src={huodong} width={40} alt="huodong" />,
                   },
                   {
                     name: "title",
                     className: "feature8-block-title",
                     children: (
-                      <>
+                      <a href="https://mp.weixin.qq.com/s/ohFvSbbmUaubnCj-z4qDcw">
                         <p>
                           社团精品活动
                           <br />
                         </p>
-                      </>
+                      </a>
                     ),
                   },
                   {
@@ -799,18 +810,18 @@ export const Feature80DataSource = {
                     name: "image",
                     className: "feature8-block-image",
 
-                    children: <img src={ketang} width={40} />,
+                    children: <img src={ketang} width={40} alt="ketang" />,
                   },
                   {
                     name: "title",
                     className: "feature8-block-title",
                     children: (
-                      <>
+                      <a href="https://mp.weixin.qq.com/s/KA7ggOmDcmhclWt0vCQC0Q">
                         <p>
                           维修知识课堂
                           <br />
                         </p>
-                      </>
+                      </a>
                     ),
                   },
                   {
@@ -844,7 +855,7 @@ export const Feature80DataSource = {
                   {
                     name: "image",
                     className: "feature8-block-image",
-                    children: <img src={xuesheng} width={40} />,
+                    children: <img src={xuesheng} width={40} alt="xuesheng" />,
                   },
                   {
                     name: "title",
@@ -904,7 +915,7 @@ export const Feature80DataSource = {
                   {
                     name: "image",
                     className: "feature8-block-image",
-                    children: <img src={jicheng} width={40} />,
+                    children: <img src={jicheng} width={40} alt="jicheng" />,
                   },
                   {
                     name: "title",
@@ -921,12 +932,12 @@ export const Feature80DataSource = {
                     name: "content",
                     className: "feature8-block-content k6ry0mq0ks-editor_css",
                     children: (
-                      <>
+                      <a href="https://mp.weixin.qq.com/s/xGDr9QoajBd83RHuZPIZKg">
                         <p>
                           &nbsp; &nbsp; 积极追求参与竞赛等创新实践活动
                           <br />
                         </p>
-                      </>
+                      </a>
                     ),
                   },
                 ],
@@ -948,7 +959,9 @@ export const Feature80DataSource = {
                   {
                     name: "image",
                     className: "feature8-block-image",
-                    children: <img src={fenxiang1} width={40} />,
+                    children: (
+                      <img src={fenxiang1} width={40} alt="fenxiang1" />
+                    ),
                   },
                   {
                     name: "title",
@@ -965,12 +978,12 @@ export const Feature80DataSource = {
                     name: "content",
                     className: "feature8-block-content k6ry1c380kk-editor_css",
                     children: (
-                      <>
+                      <a href="https://mp.weixin.qq.com/s/IVyDrEojMEM6Zkr4u9DJGg">
                         <p>
                           “中控杯”参赛经验分享&nbsp;
                           <br />
                         </p>
-                      </>
+                      </a>
                     ),
                   },
                 ],
@@ -992,7 +1005,9 @@ export const Feature80DataSource = {
                   {
                     name: "image",
                     className: "feature8-block-image",
-                    children: <img src={fenxiang2} width={40}></img>,
+                    children: (
+                      <img src={fenxiang2} width={40} alt="fenxiang2"></img>
+                    ),
                   },
                   {
                     name: "title",
@@ -1036,7 +1051,7 @@ export const Feature80DataSource = {
                   {
                     name: "image",
                     className: "feature8-block-image",
-                    children: <img src={diy} width={40} />,
+                    children: <img src={diy} width={40} alt="diy" />,
                   },
                   {
                     name: "title",
@@ -1883,9 +1898,19 @@ export const Footer10DataSource = {
     className: "copyright",
     children: (
       <span>
-        ©2020 浙江大学学生E志者协会 All Rights Reserved
-        <br></br>
-        <a href="http://www.beian.miit.gov.cn/"> 浙ICP备20022913号-2</a>
+        <span class="first">
+          ©2008-2020 浙江大学学生E志者协会 All Rights Reserved
+        </span>
+        <p>
+          <span>
+            <a href="http://www.beian.miit.gov.cn/">浙ICP备20022913号-2</a>
+            <img style={style_beian} src={beian} alt="我爬了" />
+
+            <a href="http://www.beian.gov.cn/portal/registerSystemInfo?recordcode=33010602011155">
+              浙公网安备 33010602011155号
+            </a>
+          </span>
+        </p>
       </span>
     ),
   },
@@ -2151,9 +2176,17 @@ export const Content40DataSource = {
   },
   video: {
     className: "content4-video",
-    children: {
-      video: "https://os.alipayobjects.com/rmsportal/EejaUGsyExkXyXr.mp4",
-      image: "https://zos.alipayobjects.com/rmsportal/HZgzhugQZkqUwBVeNyfz.jpg",
-    },
+    children: (
+      <iframe
+        src="//player.bilibili.com/player.html?aid=668285922&bvid=BV1ma4y1e758&cid=194011737&page=1"
+        scrolling="no"
+        border="0"
+        frameborder="no"
+        framespacing="0"
+        allowfullscreen="true"
+      >
+        {" "}
+      </iframe>
+    ),
   },
 };
diff --git a/src/Home/less/footer1.less b/src/Home/less/footer1.less
index f82cfed..6ba5810 100644
--- a/src/Home/less/footer1.less
+++ b/src/Home/less/footer1.less
@@ -42,7 +42,7 @@
     .copyright {
       height: 80px;
       text-align: center;
-      line-height: 80px;
+      line-height: 28px;
     }
   }
 }
@@ -85,7 +85,10 @@
         .home-page {
           padding: 0;
           .copyright {
-            font-size: 12px;
+            font-size: 9px;
+            .first {
+              font-size: 13px;
+            }
           }
         }
       }
diff --git a/src/picture/beian.png b/src/picture/beian.png
new file mode 100644
index 0000000..9f76394
Binary files /dev/null and b/src/picture/beian.png differ