diff --git a/.env.json b/.env.json
new file mode 100644
index 00000000..fe21c148
--- /dev/null
+++ b/.env.json
@@ -0,0 +1,8 @@
+{
+  "commit": {
+    "full": "5245886992ceb64bfb322256b2bdc24184b36d76",
+    "short": "5245886"
+  },
+  "node": "v10.23.1",
+  "npm": "5.8.0"
+}
diff --git a/lib/config.js b/lib/config.js
index 373b9f0f..9159d435 100644
--- a/lib/config.js
+++ b/lib/config.js
@@ -31,19 +31,19 @@ const DEFAULT_CONFIG = {
       'swift'
     ],
     urls: {
-      base:            'https://leetcode.com',
-      graphql:         'https://leetcode.com/graphql',
-      login:           'https://leetcode.com/accounts/login/',
-      problems:        'https://leetcode.com/api/problems/$category/',
-      problem:         'https://leetcode.com/problems/$slug/description/',
-      test:            'https://leetcode.com/problems/$slug/interpret_solution/',
-      session:         'https://leetcode.com/session/',
-      submit:          'https://leetcode.com/problems/$slug/submit/',
-      submissions:     'https://leetcode.com/api/submissions/$slug',
-      submission:      'https://leetcode.com/submissions/detail/$id/',
-      verify:          'https://leetcode.com/submissions/detail/$id/check/',
-      favorites:       'https://leetcode.com/list/api/questions',
-      favorite_delete: 'https://leetcode.com/list/api/questions/$hash/$id',
+      base:            'https://leetcode-cn.com',
+      graphql:         'https://leetcode-cn.com/graphql',
+      login:           'https://leetcode-cn.com/accounts/login/',
+      problems:        'https://leetcode-cn.com/api/problems/$category/',
+      problem:         'https://leetcode-cn.com/problems/$slug/description/',
+      test:            'https://leetcode-cn.com/problems/$slug/interpret_solution/',
+      session:         'https://leetcode-cn.com/session/',
+      submit:          'https://leetcode-cn.com/problems/$slug/submit/',
+      submissions:     'https://leetcode-cn.com/api/submissions/$slug',
+      submission:      'https://leetcode-cn.com/submissions/detail/$id/',
+      verify:          'https://leetcode-cn.com/submissions/detail/$id/check/',
+      favorites:       'https://leetcode-cn.com/list/api/questions',
+      favorite_delete: 'https://leetcode-cn.com/list/api/questions/$hash/$id',
       plugin:          'https://github.com/skygragon/leetcode-cli-plugins/raw/master/plugins/$name.js'
     }
   },