diff --git a/app/Http/Controllers/Admin/StatisticsController.php b/app/Http/Controllers/Admin/StatisticsController.php
index 22e9d28..e7dd704 100755
--- a/app/Http/Controllers/Admin/StatisticsController.php
+++ b/app/Http/Controllers/Admin/StatisticsController.php
@@ -515,27 +515,20 @@ class StatisticsController extends CommonController
 
         foreach ($productItem as $item) {
             foreach ($factor as $factor_item) {
-                // 基础查询：当前项目下、当前病区床位、指定产品子项、指定月份的子订单
-                $baseQuery = OrderItems::where('product_item_id', $item->id)
+                $query = OrderItems::where('product_item_id', $item->id)
                     ->whereIn("bed_id", $bedIds)
                     ->where('paid_at', 'like', '%' . $month . '%');
 
-                // 精确匹配包含指定 factor_item_id 的子订单（使用 LIKE + 参数绑定，兼容现有 JSON 结构）
+                // 使用 MySQL 5.7 的 JSON_SEARCH 精确匹配包含指定 factor_item_id 的子订单
                 $factorItemId = (int) $factor_item->id;
-                $baseQuery->where(function ($q) use ($factorItemId) {
-                    // 匹配 ... "factor_item_id":1, ... 或 ... "factor_item_id":1}
-                    $q->whereRaw("factors LIKE CONCAT('%', '\"factor_item_id\":', ?, ',%')", [$factorItemId])
-                        ->orWhereRaw("factors LIKE CONCAT('%', '\"factor_item_id\":', ?, '}%')", [$factorItemId]);
-                });
+                $query->whereRaw("JSON_SEARCH(factors, 'one', ?, NULL, '$[*].factor_item_id') IS NOT NULL", [$factorItemId]);
 
                 // 1）列对应的真实总收入：该因子 + 产品子项 + 病区 + 月份 下所有子订单的 total 之和
-                $totalQuery = clone $baseQuery;
-                $total = (float) $totalQuery->sum('total');
+                $total = (float) $query->sum('total');
 
-                // 2）表头展示的价格：使用该列下“实际发生过的正价子订单”的最小单日价格，保证接近真实下单价格
-                $priceQuery = clone $baseQuery;
-                $price = (float) $priceQuery->where('total', '>', 0)->min('total');
-                $totalPrice = $price > 0 ? $price : 0;
+                // 2）表头展示的价格：按“公式”计算，保证不是 0（近似真实下单价）
+                // 价格 = 产品子项基础价 + 因子价格
+                $totalPrice = (float) $item->price + (float) $factor_item->price;
 
                 $list[] = [
                     'name' => $totalPrice . '元/天',