diff --git a/Assets/ManagedResources/BG/zhucheng2.png b/Assets/ManagedResources/BG/zhucheng2.png index 3c77be96ba..0de08b5cd4 100644 Binary files a/Assets/ManagedResources/BG/zhucheng2.png and b/Assets/ManagedResources/BG/zhucheng2.png differ