diff --git a/app/Models/CourseSign.php b/app/Models/CourseSign.php
index 6e63666..2683f4f 100755
--- a/app/Models/CourseSign.php
+++ b/app/Models/CourseSign.php
@@ -311,7 +311,6 @@ class CourseSign extends SoftDeletesModel
         $allInvestedCompanies = Company::whereIn('id', $companyIds)
             ->where('is_yh_invested', 1)
             ->get();
-        dd($allInvestedCompanies);
 
         // 筛选出被投时间在年份范围内的企业
         $companies = [];