diff --git a/app/Http/Controllers/Admin/CompanyController.php b/app/Http/Controllers/Admin/CompanyController.php
index 6836bd6..745878c 100644
--- a/app/Http/Controllers/Admin/CompanyController.php
+++ b/app/Http/Controllers/Admin/CompanyController.php
@@ -298,16 +298,16 @@ class CompanyController extends BaseController
                 $statistics['course_signs_invested_companies'] = $investedCompaniesCollection->pluck('company_name')->filter()->unique()->values()->toArray();
             }
 
-            // 今年年份范围内被投企业数
-            $yearInvestedCompanies = Company::companyInvestedYear($start_date, $end_date, true);
+            // 当前周期被投企业数（与 courses-home 的 course_signs_invested_current 口径一致）
+            $yearInvestedCompanies = CourseSign::yhInvestedTotal($start_date, $end_date, $course_ids, true);
             if ($yearInvestedCompanies) {
                 $yearInvestedCompaniesCollection = collect($yearInvestedCompanies);
                 $statistics['company_invested_year_total'] = $yearInvestedCompaniesCollection->count();
                 $statistics['company_invested_year_companies'] = $yearInvestedCompaniesCollection->pluck('company_name')->filter()->unique()->values()->toArray();
             }
 
-            // 入学后被投企业数量（在指定时间范围内报名的学员所在公司中，在入学后被投的公司数量）
-            $afterEnrollmentCompanies = CourseSign::companyInvestedAfterEnrollment($start_date, $end_date, null, true);
+            // 入学后被投企业数量（与 courses-home 的 company_invested_after_enrollment_total_cumulative 口径一致）
+            $afterEnrollmentCompanies = CourseSign::companyInvestedAfterEnrollment(CourseType::START_DATE, $end_date, $course_ids, true);
             if ($afterEnrollmentCompanies) {
                 $statistics['company_invested_after_enrollment_total'] = count($afterEnrollmentCompanies);
                 $statistics['company_invested_after_enrollment_companies'] = collect($afterEnrollmentCompanies)->pluck('company.company_name')->filter()->unique()->values()->toArray();
diff --git a/app/Models/Company.php b/app/Models/Company.php
index 8f2d463..28990b5 100644
--- a/app/Models/Company.php
+++ b/app/Models/Company.php
@@ -73,61 +73,6 @@ class Company extends SoftDeletesModel
         }
     }
 
-    /**
-     * 今年被投企业统计（统计或列表）- 按年份范围统计
-     * @param string|null $start_date 开始日期
-     * @param string|null $end_date 结束日期
-     * @param array|null $course_ids 课程ID数组，不传则统计所有课程
-     * @param bool $retList 是否返回列表，false返回数量，true返回列表（包含学员、课程信息）
-     * @return int|array
-     */
-    public static function companyInvestedYear($start_date = null, $end_date = null, $retList = false)
-    {
-        // 计算年份范围
-        $years = [];
-        if ($start_date && $end_date) {
-            // 从开始和结束日期中提取年份范围
-            $startYear = (int) date('Y', strtotime($start_date));
-            $endYear = (int) date('Y', strtotime($end_date));
-            // 生成所有年份的数组
-            for ($year = $startYear; $year <= $endYear; $year++) {
-                $years[] = $year;
-            }
-        } else {
-            // 如果没有提供日期，使用当前年份
-            $years[] = (int) date('Y');
-        }
-
-        // 获取这些公司中标记为被投的公司
-        $allInvestedCompanies = Company::approvedStudents()->where('is_yh_invested', 1)->get();
-        // 筛选出被投时间在年份范围内的企业
-        $companies = [];
-        foreach ($allInvestedCompanies as $company) {
-            $projectUsers = $company->project_users ?? [];
-            $hasInvestInYears = false;
-            foreach ($projectUsers as $item) {
-                $investDate = $item['investDate'] ?? null;
-                if ($investDate) {
-                    $investYear = (int) date('Y', strtotime($investDate));
-                    if (in_array($investYear, $years)) {
-                        $hasInvestInYears = true;
-                        break;
-                    }
-                }
-            }
-            if ($hasInvestInYears) {
-                $companies[$company->id] = $company;
-            }
-        }
-        $companies = collect($companies);
-        // 返回结果
-        if ($retList) {
-            return $companies->values();
-        } else {
-            return $companies->count();
-        }
-    }
-
     /**
      * 根据用户信息更新/同步公司信息
      * @param User $user 用户对象
diff --git a/app/Models/CourseSign.php b/app/Models/CourseSign.php
index 36d0a88..13fcb7b 100755
--- a/app/Models/CourseSign.php
+++ b/app/Models/CourseSign.php
@@ -383,58 +383,6 @@ class CourseSign extends SoftDeletesModel
         }
     }
 
-    /**
-     * 入学后上市公司数量（在指定时间范围内报名的学员所在公司中，在入学后上市的公司数量）
-     * @param string $start_date 开始日期
-     * @param string $end_date 结束日期
-     * @param array|null $course_ids 课程ID数组，不传则统计所有课程
-     * @param bool $retList 是否返回列表，false返回数量，true返回列表
-     * @return int|array
-     */
-    public static function companyMarketAfterEnrollment($start_date, $end_date, $course_ids = null, $retList = false)
-    {
-        $courseSignsQuery = self::getStudentList($start_date, $end_date, null, $course_ids);
-        $courseSignsForStock = $courseSignsQuery->with(['user.company', 'course'])->get();
-        $companiesAfterEnrollment = [];
-        foreach ($courseSignsForStock as $sign) {
-            if ($sign->user && $sign->user->company && $sign->user->company->company_market == 1) {
-                // 入学时间：使用参与课程的课程开始时间（course->start_date），不使用报名时间（created_at）
-                $enrollmentDate = null;
-                if ($sign->course && $sign->course->start_date) {
-                    $enrollmentDate = \Carbon\Carbon::parse($sign->course->start_date)->format('Y-m-d');
-                }
-
-                // 如果没有课程开始时间，跳过这条记录
-                if (!$enrollmentDate) {
-                    continue;
-                }
-
-                $stockDate = $sign->user->company->stock_date;
-                // 上市时间 >= 课程开始时间（入学时间），说明是入学后上市
-                if ($stockDate && $stockDate >= $enrollmentDate) {
-                    $companyId = $sign->user->company->id;
-                    if (!isset($companiesAfterEnrollment[$companyId])) {
-                        $companiesAfterEnrollment[$companyId] = [
-                            'company' => $sign->user->company,
-                            'first_enrollment_date' => $enrollmentDate, // 首次入学时间（课程开始时间）
-                            'stock_date' => $stockDate,
-                            'users' => [],
-                        ];
-                    }
-                    if ($retList) {
-                        $companiesAfterEnrollment[$companyId]['users'][] = $sign->user;
-                    }
-                }
-            }
-        }
-
-        if ($retList) {
-            return $companiesAfterEnrollment;
-        } else {
-            return count($companiesAfterEnrollment);
-        }
-    }
-
     /**
      * 当前入学后被投企业数量（被投时间在指定时间范围内，且学员入学时间小于等于被投时间的公司数量）
      * @param string $start_date 开始日期