diff --git a/.env.development b/.env.development
index b387ff05b..1f981edf9 100644
--- a/.env.development
+++ b/.env.development
@@ -8,6 +8,7 @@ NODE_ENV = 'development'
 VUE_APP_BASE_API = 'http://192.168.3.6:9000'
 VUE_APP_VOICE_API = 'https://oss.joylink.club/oss/joylink'
 VUE_APP_UPLOAD_API = 'https://upload.joylink.club'
+VUE_APP_BASE_SITE='https://test.joylink.club/cbtc'
 # VUE_APP_VOICE_API = 'http://192.168.8.110:9008'
 
 
diff --git a/.env.heb b/.env.heb
index 6f94e6d38..f812f3b43 100644
--- a/.env.heb
+++ b/.env.heb
@@ -6,3 +6,4 @@ VUE_APP_PRO = 'local'
 VUE_APP_BASE_API = 'https://joylink.club/jlcloud'
 VUE_APP_VOICE_API = 'https://joylink.club/oss/joylink'
 VUE_APP_UPLOAD_API = 'https://upload.joylink.club'
+VUE_APP_BASE_SITE='https://joylink.club/cbtc'
diff --git a/.env.ntyl b/.env.ntyl
index 1ba6de5da..23049259f 100644
--- a/.env.ntyl
+++ b/.env.ntyl
@@ -6,3 +6,4 @@ VUE_APP_PRO = 'ntyl'
 VUE_APP_BASE_API = 'https://joylink.club/jlcloud'
 VUE_APP_VOICE_API = 'https://joylink.club/oss/joylink'
 VUE_APP_UPLOAD_API = 'https://upload.joylink.club'
+VUE_APP_BASE_SITE='https://joylink.club/cbtc'
diff --git a/.env.production b/.env.production
index 71363ca9f..6924d751f 100644
--- a/.env.production
+++ b/.env.production
@@ -5,3 +5,4 @@ NODE_ENV = 'production'
 VUE_APP_BASE_API = 'https://api.joylink.club/jlcloud'
 VUE_APP_VOICE_API = 'https://oss.joylink.club/oss/joylink'
 VUE_APP_UPLOAD_API = 'https://upload.joylink.club'
+VUE_APP_BASE_SITE='https://joylink.club/cbtc'
diff --git a/.env.staging b/.env.staging
index d1042b068..35048ea21 100644
--- a/.env.staging
+++ b/.env.staging
@@ -5,3 +5,4 @@ NODE_ENV = 'test'
 VUE_APP_BASE_API = 'https://test.joylink.club/jlcloud'
 VUE_APP_VOICE_API = 'https://oss.joylink.club/oss/joylink'
 VUE_APP_UPLOAD_API = 'https://upload.joylink.club'
+VUE_APP_BASE_SITE='https://test.joylink.club/cbtc'
diff --git a/src/layout/components/Entry.vue b/src/layout/components/Entry.vue
index c75cdd7cc..9aebf7261 100644
--- a/src/layout/components/Entry.vue
+++ b/src/layout/components/Entry.vue
@@ -142,11 +142,7 @@ export default {
             // } else {
             //     href = 'https://joylink.club/docs';
             // }
-            if (process.env.NODE_ENV === 'development') {
-                href = 'https://test.joylink.club/cbtc/docs/';
-            } else {
-                href = 'https://joylink.club/cbtc/docs/';
-            }
+            href = process.env.VUE_APP_BASE_SITE + '/docs/';
             window.open(href, '_blank');
         },
         goEmpty() {},