diff --git a/wiki/footer.html b/wiki/footer.html
index 2b508e86f3d8f390080f75d9c017fe53d2aee4c2..3e336b04b13db76cdd54cba8eeb1fee924104da5 100644
--- a/wiki/footer.html
+++ b/wiki/footer.html
@@ -94,7 +94,7 @@
       </div>
       <div class="social col-md-4">
         <!-- svg图标-wechat -->
-        <a href="#"
+        <a href="https://mp.weixin.qq.com/s/9cnxwTcSGjez5tlteOfFNw"
           ><svg
             xmlns="http://www.w3.org/2000/svg"
             width="30"
diff --git a/wiki/pages/engineering.html b/wiki/pages/engineering.html
index 1005276699e9aa9478f64948fe0e1c036fd04487..2f17c175acc03765c84c99cb91615a4272bcf027 100644
--- a/wiki/pages/engineering.html
+++ b/wiki/pages/engineering.html
@@ -1308,7 +1308,7 @@ going through at least one iteration of the engineering design cycle.{% endblock
                 <br />
                 <div class="text-center">
                   <img
-                    src="https://static.igem.wiki/teams/4653/wiki/poc/fruit-d1-d8.png"
+                    src="https://static.igem.wiki/teams/4653/wiki/parts/szu-parts-k4653105-8.jpg"
                     alt=""
                     width="100%"
                   /><br />