diff --git a/.idea/vcs.xml b/.idea/vcs.xml
index 35eb1dd..405c683 100644
--- a/.idea/vcs.xml
+++ b/.idea/vcs.xml
@@ -2,5 +2,7 @@
 <project version="4">
   <component name="VcsDirectoryMappings">
     <mapping directory="" vcs="Git" />
+    <mapping directory="$PROJECT_DIR$/vendor/xin/container" vcs="Git" />
+    <mapping directory="$PROJECT_DIR$/vendor/xin/helper" vcs="Git" />
   </component>
 </project>
\ No newline at end of file
diff --git a/app/common/logic/RegionLogic.php b/app/common/logic/RegionLogic.php
index 3590b82..8df785a 100644
--- a/app/common/logic/RegionLogic.php
+++ b/app/common/logic/RegionLogic.php
@@ -90,8 +90,8 @@ class RegionLogic extends Logic
 
     public static function getChineseFirstLetter($string) {
         if (empty($string)) {return '';}
-
-        $firstChineseChar = mb_substr($string, 0, 1, 'UTF-8');
+        $firstChineseChar = $string;
+//        $firstChineseChar = mb_substr($string, 0, 1, 'UTF-8');
         if(cache($firstChineseChar)){
             return cache($firstChineseChar);
         }