update

app/Http/Controllers/Admin/CompanyController.php

@@ -48,6 +48,7 @@ class CompanyController extends BaseController
         // 企业标签
         $companiesTags = Company::where('company_tag','!=','')->pluck('company_tag');
         $companiesTags = $companiesTags->flatten()->implode(',');
+        $companiesTags = array_unique(explode(',', $companiesTags));
 
         return $this->success(compact('companiesTags'));
     }