diff --git a/src/assets/images/iasf.png b/src/assets/images/iasf.png
index 1610adc..b7638c7 100644
Binary files a/src/assets/images/iasf.png and b/src/assets/images/iasf.png differ
diff --git a/src/assets/images/iasf1.png b/src/assets/images/iasf1.png
deleted file mode 100644
index 9f580ea..0000000
Binary files a/src/assets/images/iasf1.png and /dev/null differ
diff --git a/src/assets/images/iasf2.png b/src/assets/images/iasf2.png
index 937f44f..80129bb 100644
Binary files a/src/assets/images/iasf2.png and b/src/assets/images/iasf2.png differ
diff --git a/src/assets/images/logo3.png b/src/assets/images/logo3.png
index ba4a009..b596ae6 100644
Binary files a/src/assets/images/logo3.png and b/src/assets/images/logo3.png differ
diff --git a/src/layouts/footer/index.vue b/src/layouts/footer/index.vue
index 50a1af4..116b1cd 100644
--- a/src/layouts/footer/index.vue
+++ b/src/layouts/footer/index.vue
@@ -41,7 +41,7 @@
         </div> -->
       </div>
     </div>
-    <div class="copyright">Copyright ©深圳综合粒子设施研究院 粤ICP备2020131940号-1 粤公网安备44031102000586号</div>
+    <div class="copyright">Copyright ©深圳先进光源研究院 粤ICP备2020131940号-1 粤公网安备44031102000586号</div>
   </div>
 </template>
 <script>