diff --git a/app/screens/ProductCard.tsx b/app/screens/ProductCard.tsx
index e8619e2..7bc1fea 100644
--- a/app/screens/ProductCard.tsx
+++ b/app/screens/ProductCard.tsx
@@ -90,6 +90,10 @@ const ProductCard: React.FC<ProductCardProps> = ({
       Alert.alert("添加失败", "请选择商品");
       return;
     }
+    if(selectedSize < product.min_order_quantity) {
+      Alert.alert("添加失败", "小于最小购买数量");
+      return;
+    }
     if (groupList.length > 1) {
       const selectedSku =
         hasImg?.attributes.filter((item) => (item.size ?? 0) > 0) || [];