diff --git a/wiki/pages/attributions.html b/wiki/pages/attributions.html
index b45ea90dc5e1d58f540dba4ee327b01bcc1e1e00..aa26350e41416bc6017aa88f808ced9e35acd6ba 100644
--- a/wiki/pages/attributions.html
+++ b/wiki/pages/attributions.html
@@ -1,7 +1,7 @@
 {% extends "layout.html" %} {% block page_content %}
 <style>
   header.description {
-    background: url("https://static.igem.wiki/teams/4653/wiki/results/head-picture/head-picture/attribution-1.jpeg")
+    background: url("https://static.igem.wiki/teams/4653/wiki/head-picture/szu-attributions-headpic.jpg")
       no-repeat center/cover;
   }
 </style>
diff --git a/wiki/pages/contribution.html b/wiki/pages/contribution.html
index 12e78fbe949b0776db5a22126cda668f6366eba8..5fd9d285377f45561485ebd4e7dda400b28f243f 100644
--- a/wiki/pages/contribution.html
+++ b/wiki/pages/contribution.html
@@ -71,7 +71,7 @@ document that contribution.{% endblock %} {% block page_content %}
             <div class="menu-item">
               <input type="checkbox" id="menu-item2" />
               <label for="menu-item2">
-                <a href="#anchor2" class="scroll-link">RNAi therapy</a>
+                <a href="#anchor2" class="scroll-link">Parts</a>
               </label>
               <div class="menu-content">
                 <span>
@@ -132,11 +132,7 @@ document that contribution.{% endblock %} {% block page_content %}
 
             <div class="set-line"></div>
 
-            <div class="menu-item">
-              <label>
-                <span><a href="#refer" class="scroll-link">References</a></span>
-              </label>
-            </div>
+            
           </div>
         </div>
         <!-- 侧边栏结束 -->
@@ -465,12 +461,12 @@ document that contribution.{% endblock %} {% block page_content %}
               <p>
                 Moreover, to better lead the development, we actively 
                 cooperate with government, Chinese traditional pesticide 
-                companies, biotech companies and ,anage to unit them to 
+                companies, biotech companies and manage to unit them to 
                 found China biopesticide union——"T.O.M.A.T.O".
               </p>
               <br />
               <p>
-                Regarding T.O.M.A.T.O-Technical Alliance(Technology-Oriented 
+                Regarding T.O.M.A.T.O-Technical Alliance (Technology-Oriented 
                 Modernization of Agriculture-Targeted Organization), we plan 
                 to push the cooperation between traditional pesticide companies 
                 and biotech companies. In this way, they can benefit each other 
@@ -479,7 +475,7 @@ document that contribution.{% endblock %} {% block page_content %}
               </p>
               <br />
               <p>
-                Regarding T.O.M.A.T.O-Thought Alliance(Thought-Oriented 
+                Regarding T.O.M.A.T.O-Thought Alliance (Thought-Oriented 
                 Modernization of Agriculture-Targeted Organization), we intend 
                 to involve government and consumers in to better guide the 
                 production of companies and stimulate government's intention 
diff --git a/wiki/pages/results.html b/wiki/pages/results.html
index 457837ed02daa51aece91577ab1ed17ee635b90b..16b081e8aaf081966704fec5a69014acf62a1fd3 100644
--- a/wiki/pages/results.html
+++ b/wiki/pages/results.html
@@ -18,7 +18,7 @@
   }
 
   header.description {
-    background: url("https://static.igem.wiki/teams/4653/wiki/members/team-bg.jpg")
+    background: url("https://static.igem.wiki/teams/4653/wiki/results/head-picture/head-picture/result.jpeg")
       no-repeat bottom center/cover;
   }
 </style>
diff --git a/wiki/pages/safety.html b/wiki/pages/safety.html
index 7749ac84ce971b2d072b173a6741f2c5b2985133..a7b96c9344b86f0a6038b0f9f5e9dc52cb54f175 100644
--- a/wiki/pages/safety.html
+++ b/wiki/pages/safety.html
@@ -1,7 +1,7 @@
 {% extends "layout.html" %} {% block page_content %}
 <style>
   header.description {
-    background: url("https://static.igem.wiki/teams/4653/wiki/members/team-bg.jpg")
+    background: url("https://static.igem.wiki/teams/4653/wiki/results/head-picture/head-picture/safety.jpeg")
       no-repeat bottom center/cover;
   }
 </style>
diff --git a/wiki/pages/team.html b/wiki/pages/team.html
index 93b7953bf4f96d29cf03252f109abdd6b793c980..6bc8cdaf4ea7f073aa0da24ae4723ea0aba08e84 100644
--- a/wiki/pages/team.html
+++ b/wiki/pages/team.html
@@ -1,7 +1,7 @@
 {% extends "layout.html" %} {% block page_content %}
 <style>
   header.team {
-    background: url("https://static.igem.wiki/teams/4653/wiki/members/team-bg.jpg")
+    background: url("https://static.igem.wiki/teams/4653/wiki/results/head-picture/head-picture/achievement-1.jpeg")
       no-repeat bottom center/cover;
   }
 </style>