diff --git a/backend/app/routers/collections.py b/backend/app/routers/collections.py
index b369641..4c33183 100644
--- a/backend/app/routers/collections.py
+++ b/backend/app/routers/collections.py
@@ -365,17 +365,22 @@ def get_stats(
     
     expected_profit = target_result - cost_result
     
-    # 已售商品统计
-    sold_filter = base_filter & (Collection.f01_04_status == 'sold') & (Collection.f05_42_goal_price > 0)
+    # 已售商品统计 - 处理管理员和普通用户两种情况
+    if current_user.role == "admin":
+        sold_filter = (Collection.f01_04_status == 'sold') & (Collection.f05_42_goal_price > 0)
+    else:
+        sold_filter = (Collection.f99_91_user_id == current_user.f99_90_id) & (Collection.f01_04_status == 'sold') & (Collection.f05_42_goal_price > 0)
     
     total_revenue = db.query(func.sum(Collection.f05_42_goal_price)).filter(sold_filter).scalar() or 0
     
+    from sqlalchemy import case
     total_profit = db.query(
         func.sum(
-            (Collection.f05_42_goal_price or 0) - 
-            (Collection.f05_40_cost_price or 0) - 
-            (Collection.f05_43_repair_fee or 0) - 
-            (Collection.f05_44_grading_fee or 0)
+            case(
+                (Collection.f05_42_goal_price.isnot(None), 
+                 Collection.f05_42_goal_price - func.coalesce(Collection.f05_40_cost_price, 0) - func.coalesce(Collection.f05_43_repair_fee, 0) - func.coalesce(Collection.f05_44_grading_fee, 0)),
+                else_=0
+            )
         )
     ).filter(sold_filter).scalar() or 0