diff --git a/app.py b/app.py
index 02d251d2..022ca203 100755
--- a/app.py
+++ b/app.py
@@ -10600,13 +10600,23 @@ def api_get_events():
             query = query.order_by(order_func(Event.hot_score))
         elif sort_by == 'new':
             query = query.order_by(order_func(Event.created_at))
-        elif sort_by == 'returns':
-            if return_type == 'avg':
+        elif sort_by == 'returns' or sort_by.startswith('returns_'):
+            # 支持两种格式：
+            # 1. sort=returns + return_type=avg/max/week
+            # 2. sort=returns_avg / sort=returns_max / sort=returns_week
+            effective_return_type = return_type
+            if sort_by.startswith('returns_'):
+                effective_return_type = sort_by.replace('returns_', '')
+
+            if effective_return_type == 'avg':
                 query = query.order_by(order_func(Event.related_avg_chg))
-            elif return_type == 'max':
+            elif effective_return_type == 'max':
                 query = query.order_by(order_func(Event.related_max_chg))
-            elif return_type == 'week':
+            elif effective_return_type == 'week':
                 query = query.order_by(order_func(Event.related_week_chg))
+            else:
+                # 默认按平均收益排序
+                query = query.order_by(order_func(Event.related_avg_chg))
         elif sort_by == 'importance':
             importance_order = case(
                 (Event.importance == 'S', 1),