diff --git a/src/views/login/index.vue b/src/views/login/index.vue
index 8fb13978..70afba7f 100644
--- a/src/views/login/index.vue
+++ b/src/views/login/index.vue
@@ -119,7 +119,7 @@
             {{ $t("login:button:login") }}
           </el-button>
           <div style="text-align: right">
-            <TopLang v-if="VUE_APP_OSS_CONFIG_REGION !== 'oss-us-west-1'" />
+            <TopLang v-if="VUE_APP_OSS_CONFIG_REGION !== 'oss-us-west-1'&& NODE_ENV !== 'usa'" />
             <!-- Forget password? -->
             <el-button
               type="text"
diff --git a/src/views/trials/trials-layout/components/trialsNavbar.vue b/src/views/trials/trials-layout/components/trialsNavbar.vue
index 5d6720fb..3eea5984 100644
--- a/src/views/trials/trials-layout/components/trialsNavbar.vue
+++ b/src/views/trials/trials-layout/components/trialsNavbar.vue
@@ -93,7 +93,7 @@
           }}</el-menu-item>
         </el-submenu>
       </el-menu>
-      <TopLang v-if="VUE_APP_OSS_CONFIG_REGION !== 'oss-us-west-1'" />
+      <TopLang v-if="VUE_APP_OSS_CONFIG_REGION !== 'oss-us-west-1'&& NODE_ENV !== 'usa'" />
     </div>
   </div>
 </template>