update

app/Models/CourseSign.php

@@ -344,7 +344,7 @@ class CourseSign extends SoftDeletesModel
         ];
         $company = Company::where(function ($query) use ($companyNameKeyword) {
             foreach ($companyNameKeyword as $item) {
-                $query->orWhere('company_name1', 'like', '%' . $item . '%');
+                $query->orWhere('company_name', 'like', '%' . $item . '%');
             }
         })->get();
         $list = User::whereIn('id', $courseSignByType->pluck('user_id'))