diff --git a/models/product.go b/models/product.go
index 48c98d7..7d3b462 100644
--- a/models/product.go
+++ b/models/product.go
@@ -5,6 +5,11 @@ import "gorm.io/datatypes"
 // Product 商品表
 type Product struct {
 	ID                 int64          `json:"id" gorm:"primarykey;comment:商品ID"`
+	AboutId            int64          `json:"about_id" gorm:"not null;default:0;index;comment:租户ID"`
+	WarehouseID        int64          `json:"warehouse_id" gorm:"not null;default:0;index;comment:仓库ID"`
+	WarehouseName      string         `json:"warehouse_name" gorm:"size:100;not null;default:'';comment:仓库名称"`
+	LocationID         int64          `json:"location_id" gorm:"not null;default:0;index;comment:库位ID"`
+	LocationName       string         `json:"location_name" gorm:"size:100;not null;default:'';comment:库位名称"`
 	CategoryID         int64          `json:"category_id" gorm:"not null;default:0;comment:分类ID"`
 	StandardProductID  int64          `json:"standard_product_id" gorm:"not null;default:0;index;comment:关联标品ID"`
 	Name               string         `json:"name" gorm:"size:255;not null;default:'';comment:商品名称"`
diff --git a/models/response/Employee.go b/models/response/Employee.go
index 9efb8c0..7b4ca36 100644
--- a/models/response/Employee.go
+++ b/models/response/Employee.go
@@ -115,6 +115,7 @@ type UserListItem struct {
 	Phone                string                  `json:"phone"`                          // 手机号
 	From                 string                  `json:"from"`                           // 来源
 	LastLoginIp          string                  `json:"last_login_ip"`                  // 最后登录IP
+	LastLoginAt          int64                   `json:"last_login_at"`                  // 最后登录时间
 	Code                 string                  `json:"code"`                           // 机械码
 	ExpireTime           int64                   `json:"expire_time"`                    // 到期时间
 }
diff --git a/service/employee.go b/service/employee.go
index a45d604..1c75358 100644
--- a/service/employee.go
+++ b/service/employee.go
@@ -1053,6 +1053,7 @@ func (s *EmployeeService) GetUserList(req systemReq.GetUserListRequest) (*system
 			Phone:                emp.Phone,
 			From:                 emp.From,
 			LastLoginIp:          emp.LastLoginIp,
+			LastLoginAt:          emp.LastLoginAt,
 			Code:                 emp.Code,
 			ExpireTime:           emp.ExpireTime,
 		}
diff --git a/service/product.go b/service/product.go
index 2809bbc..6534350 100644
--- a/service/product.go
+++ b/service/product.go
@@ -115,7 +115,9 @@ func (s *ProductService) GetProductList(req systemReq.GetProductListRequest, db
 		if outTaskInfo, exists := outTaskInfoMap[product.ID]; exists {
 			item.ShopList = outTaskInfo.ShopList
 		}
-
+		// item.LiveImage[0] 按照 , 分割数组
+		liveImage := strings.Split(item.LiveImage[0], ",")
+		item.LiveImage[0] = liveImage[0]
 		productItems = append(productItems, item)
 	}
 
@@ -659,13 +661,41 @@ func (s *ProductService) GetProductInventory(req systemReq.GetProductInventoryRe
 	if err != nil {
 		return nil, fmt.Errorf("获取数据库连接失败: %v", err)
 	}
+	// 验证商品是否存在，并获取商品信息
+	var product models.Product
+	if err := databaseConn.Where("id = ? AND is_del = ?", req.ProductID, 0).First(&product).Error; err != nil {
+		return nil, fmt.Errorf("商品不存在")
+	}
 
 	var totalQuantity int64
-	databaseConn.Table("inventory").
-		Select("COALESCE(SUM(quantity), 0)").
-		Where("product_id = ? AND is_del = ?", req.ProductID, 0).
-		Scan(&totalQuantity)
+	// type=1: 按品相+ISBN+仓库分组后统计总数量
+	if req.Type == 1 {
+		type GroupStock struct {
+			TotalQuantity int64 `gorm:"column:total_quantity"`
+		}
 
+		var groupList []GroupStock
+		// 先根据商品的 ISBN 和品相，查询所有匹配的库存记录，再按仓库分组统计
+		databaseConn.Table("inventory").
+			Select(`
+				COALESCE(SUM(inventory.quantity), 0) as total_quantity
+			`).
+			Joins("LEFT JOIN product p ON inventory.product_id = p.id AND p.is_del = ?", 0).
+			Where("p.barcode = ? AND p.appearance = ? AND inventory.warehouse_id IS NOT NULL AND inventory.is_del = ?",
+				product.Barcode, product.Appearance, 0).
+			Group("inventory.warehouse_id").
+			Scan(&groupList)
+
+		// 累加所有分组的数量
+		for _, group := range groupList {
+			totalQuantity += group.TotalQuantity
+		}
+	} else {
+		databaseConn.Table("inventory").
+			Select("COALESCE(SUM(quantity), 0)").
+			Where("product_id = ? AND is_del = ?", req.ProductID, 0).
+			Scan(&totalQuantity)
+	}
 	return &systemRes.ProductInventoryResponse{
 		Quantity: totalQuantity,
 	}, nil
@@ -805,7 +835,6 @@ func (s *ProductService) RetryOutTask(req systemReq.RetryOutTaskRequest, db ...*
 			"error":      fmt.Sprintf("更新失败: %v", updateErr),
 		})
 	}
-
 	return nil
 }
 
@@ -2735,3 +2764,12 @@ func (s *ProductService) getShopTypeName(shopType int8) string {
 		return "未知"
 	}
 }
+
+// 在 service 中使用
+/*func (s *ProcessService) asyncWriteToMainDB(aboutID int64, data interface{}) {
+	go func() {
+		mainDB := database.DB
+		// 写入主库逻辑
+		mainDB.Create(data)
+	}()
+}*/