diff --git a/zvm_doc/figure/weixinCode.jpg b/zvm_doc/figure/weixinCode.jpg index 805642eb1ddd5815b290e4b4009276e6bc57eded..8c22209ee8ebefe93c4969908cfe0c3803270a77 100644 Binary files a/zvm_doc/figure/weixinCode.jpg and b/zvm_doc/figure/weixinCode.jpg differ