diff --git a/src/main/java/com/imyeyu/api/modules/gao/vo/GaoProductStockProductView.java b/src/main/java/com/imyeyu/api/modules/gao/vo/GaoProductStockProductView.java
index ed4ee30..1941fee 100644
--- a/src/main/java/com/imyeyu/api/modules/gao/vo/GaoProductStockProductView.java
+++ b/src/main/java/com/imyeyu/api/modules/gao/vo/GaoProductStockProductView.java
@@ -32,6 +32,9 @@ public class GaoProductStockProductView {
 	/// 可库存 SKU 数量
 	private Long skuCount;
 
+	/// 产品仅有一个可库存 SKU 时的 SKU ID
+	private String skuId;
+
 	/// 库存数量，使用基础单位
 	private BigDecimal onHandQuantity;
 
diff --git a/src/main/resources/mapper/timi-server/gao/GaoProductStockMapper.xml b/src/main/resources/mapper/timi-server/gao/GaoProductStockMapper.xml
index 8da1e16..f668887 100644
--- a/src/main/resources/mapper/timi-server/gao/GaoProductStockMapper.xml
+++ b/src/main/resources/mapper/timi-server/gao/GaoProductStockMapper.xml
@@ -84,6 +84,7 @@
 			p.`name` AS `product_name`,
 			p.`product_type`,
 			COUNT(k.`id`) AS `sku_count`,
+			CASE WHEN COUNT(k.`id`) = 1 THEN MAX(k.`id`) END AS `sku_id`,
 			COALESCE(SUM(COALESCE(s.`on_hand_quantity`, 0)), 0) AS `on_hand_quantity`,
 			COALESCE(SUM(COALESCE(s.`reserved_quantity`, 0)), 0) AS `reserved_quantity`,
 			COALESCE(SUM(COALESCE(s.`on_hand_quantity`, 0) - COALESCE(s.`reserved_quantity`, 0)), 0) AS `available_quantity`