update

app/Http/Controllers/Admin/OtherController.php

@@ -134,7 +134,9 @@ class OtherController extends CommonController
             $courseType->course_signs_total = CourseSign::courseSignsTotalByUnique($start_date, $end_date, 1, $courses->pluck('id'), null, $userIds);
         }
         // 苏州区域数据
-        $suzhouArea = Company::where('company_city', '苏州市')->groupBy('company_area')->get(['company_area']);
+        $suzhouArea = Company::where('company_city', '苏州市')->groupBy('company_area')
+            ->whereNotNull('company_area')
+            ->get(['company_area']);
         $suzhou = [];
         foreach ($suzhouArea as $item) {
             $suzhou[] = [
@@ -146,7 +148,8 @@ class OtherController extends CommonController
         }
 
         // 全国数据
-        $countryArea = Company::groupBy('company_city')->get(['company_area']);
+        $countryArea = Company::groupBy('company_city')->whereNotNull('company_city')
+            ->get(['company_area']);
         $country = [];
         foreach ($countryArea as $item) {
             $country[] = [