diff --git a/modules/admin/src/KonSoft.Admin.Application.Contracts/Dtos/OrderDto.cs b/modules/admin/src/KonSoft.Admin.Application.Contracts/Dtos/OrderDto.cs
index 7996e16..0bfee44 100644
--- a/modules/admin/src/KonSoft.Admin.Application.Contracts/Dtos/OrderDto.cs
+++ b/modules/admin/src/KonSoft.Admin.Application.Contracts/Dtos/OrderDto.cs
@@ -4,6 +4,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using Volo.Abp.Application.Dtos;
 
 namespace KonSoft.Admin.Dtos
 {
@@ -22,10 +23,4 @@ namespace KonSoft.Admin.Dtos
         public AddressDto Address { get; set; }
         public string Remark { get; set; }
     }
-
-    public class PageListInput
-    {
-        public int Index { get; set; }
-        public int PageSize { get; set; }
-    }
 }
diff --git a/modules/admin/src/KonSoft.Admin.Application.Contracts/Dtos/ProductDto.cs b/modules/admin/src/KonSoft.Admin.Application.Contracts/Dtos/ProductDto.cs
new file mode 100644
index 0000000..43ac051
--- /dev/null
+++ b/modules/admin/src/KonSoft.Admin.Application.Contracts/Dtos/ProductDto.cs
@@ -0,0 +1,66 @@
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace KonSoft.Admin.Dtos
+{
+    public class ProductDto: CreateProductDto
+    {
+        /// <summary>
+        /// 嵌套子类
+        /// </summary>
+        public List<CreateProductDto> Children { get; set; } = new();
+    }
+
+    public class CreateProductDto
+    {
+        /// <summary>
+        /// 分类名称
+        /// </summary>
+        public string Name { get; private set; }
+
+        /// <summary>
+        /// 商品编码
+        /// </summary>
+        public string Code { get; private set; }
+        /// <summary>
+        /// 商品价格
+        /// </summary>
+        public decimal Price { get; private set; } 
+
+        /// <summary>
+        /// 商品描述
+        /// </summary>
+        public string Description { get; private set; } 
+
+        /// <summary>
+        /// 分类类型（大类或小类）
+        /// </summary>
+        public string Type { get; private set; } 
+
+        /// <summary>
+        /// 父分类ID
+        /// </summary>
+        public Guid? ParentId { get; private set; }
+
+        /// <summary>
+        /// 商品状态（在售/下架等）
+        /// </summary>
+        public string Status { get; private set; }
+
+        /// <summary>
+        /// 排序字段
+        /// </summary>
+        public int Order { get; private set; }
+    }
+
+    public class UpdateProductDto: CreateProductDto
+    {
+        public Guid Id { get; set; }
+    }
+}
diff --git a/modules/admin/src/KonSoft.Admin.Application.Contracts/IApplicationServices/IOrderAppService.cs b/modules/admin/src/KonSoft.Admin.Application.Contracts/IApplicationServices/IOrderAppService.cs
index 6d82e97..f90cc7c 100644
--- a/modules/admin/src/KonSoft.Admin.Application.Contracts/IApplicationServices/IOrderAppService.cs
+++ b/modules/admin/src/KonSoft.Admin.Application.Contracts/IApplicationServices/IOrderAppService.cs
@@ -1,9 +1,7 @@
 using KonSoft.Admin.Dtos;
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
 using System.Threading.Tasks;
+using Volo.Abp.Application.Dtos;
 using Volo.Abp.Application.Services;
 
 namespace KonSoft.Admin.IApplicationServices
@@ -22,5 +20,9 @@ namespace KonSoft.Admin.IApplicationServices
         Task CompleteServiceAsync(Guid orderId);
         Task ConfirmAsync(Guid orderId);
         Task CancelAsync(Guid orderId, string reason);
+        Task DeleteAsync(params Guid[] ids);
+        Task EditAsync(OrderDto input);
+        Task<OrderDto> GetAsync(Guid id);
+        Task<PagedResultDto<OrderDto>> GetListAsync(PagedResultRequestDto input);
     }
 }
diff --git a/modules/admin/src/KonSoft.Admin.Application.Contracts/IApplicationServices/IProductService.cs b/modules/admin/src/KonSoft.Admin.Application.Contracts/IApplicationServices/IProductService.cs
new file mode 100644
index 0000000..6f554f2
--- /dev/null
+++ b/modules/admin/src/KonSoft.Admin.Application.Contracts/IApplicationServices/IProductService.cs
@@ -0,0 +1,17 @@
+using KonSoft.Admin.Dtos;
+using System;
+using System.Threading.Tasks;
+using Volo.Abp.Application.Dtos;
+using Volo.Abp.Application.Services;
+
+namespace KonSoft.Admin.IApplicationServices
+{
+    public interface IProductService: IApplicationService
+    {
+        Task CreateAsync(CreateProductDto input);
+        Task UpdateAsync(UpdateProductDto input);
+        Task DeleteAsync(Guid id);
+        Task<ProductDto> GetAsync(Guid id);
+        Task<PagedResultDto<ProductDto>> GetListAsync(PagedResultRequestDto input);
+    }
+}
diff --git a/modules/admin/src/KonSoft.Admin.Application/ApplicationServices/OrderAppService.cs b/modules/admin/src/KonSoft.Admin.Application/ApplicationServices/OrderAppService.cs
index ad42859..1134803 100644
--- a/modules/admin/src/KonSoft.Admin.Application/ApplicationServices/OrderAppService.cs
+++ b/modules/admin/src/KonSoft.Admin.Application/ApplicationServices/OrderAppService.cs
@@ -5,13 +5,11 @@ using KonSoft.Admin.Repositories;
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using System.Text;
 using System.Threading.Tasks;
 using Volo.Abp;
 using Volo.Abp.Application.Dtos;
 using Volo.Abp.Application.Services;
 using Volo.Abp.Domain.Repositories;
-using Volo.Abp.ObjectMapping;
 
 namespace KonSoft.Admin.ApplicationServices
 {
@@ -152,11 +150,10 @@ namespace KonSoft.Admin.ApplicationServices
         /// <summary>
         /// 获取所有订单列表
         /// </summary>
-        public async Task<PagedResultDto<OrderDto>> GetListAsync(PageListInput input)
+        public async Task<PagedResultDto<OrderDto>> GetListAsync(PagedResultRequestDto input)
         {
-            var skipCount = (input.Index - 1) * input.PageSize;
             // 查询所有订单
-            var orders = await _orderRepository.GetPagedListAsync(skipCount, input.PageSize, "Id");
+            var orders = await _orderRepository.GetPagedListAsync(input.SkipCount, input.MaxResultCount, "Id");
 
             var totalCount = await _orderRepository.CountAsync();
 
diff --git a/modules/admin/src/KonSoft.Admin.Application/ApplicationServices/ProductAppService.cs b/modules/admin/src/KonSoft.Admin.Application/ApplicationServices/ProductAppService.cs
new file mode 100644
index 0000000..f0e08e3
--- /dev/null
+++ b/modules/admin/src/KonSoft.Admin.Application/ApplicationServices/ProductAppService.cs
@@ -0,0 +1,100 @@
+using KonSoft.Admin.Dtos;
+using KonSoft.Admin.Entities;
+using KonSoft.Admin.IApplicationServices;
+using KonSoft.Admin.Repositories;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Volo.Abp;
+using Volo.Abp.Application.Dtos;
+using Volo.Abp.Application.Services;
+using Volo.Abp.Domain.Repositories;
+
+namespace KonSoft.Admin.ApplicationServices
+{
+    public class ProductAppService(IProductRepository repository) : ApplicationService, IProductService
+    {
+        private readonly IProductRepository repository = repository;
+
+        /// <summary>
+        /// 创建产品
+        /// </summary>
+        public async Task CreateAsync(CreateProductDto input)
+        {
+            var id = Guid.NewGuid();
+            var product = new Product(id, input.Name, input.Code, input.Price, input.Description, input.Type, input.ParentId, input.Status, input.Order);
+            await repository.InsertAsync(product);
+        }
+
+        /// <summary>
+        /// 删除
+        /// </summary>
+        public async Task DeleteAsync(Guid id)
+        {
+            await repository.DeleteAsync(x => x.Id == id);
+        }
+
+        /// <summary>
+        /// 查询
+        /// </summary>
+        public async Task<ProductDto> GetAsync(Guid id)
+        {
+            var product = await repository.GetAsync(x => x.Id == id);
+            return ObjectMapper.Map<Product, ProductDto>(product);
+        }
+
+        /// <summary>
+        /// 查询集合
+        /// </summary>
+        /// <param name="input"></param>
+        /// <returns></returns>
+        public async Task<PagedResultDto<ProductDto>> GetListAsync(PagedResultRequestDto input)
+        {
+            var query = await repository.GetPageRootListAsync(input.SkipCount, input.MaxResultCount, x => x.ParentId == null);
+            var all = await repository.GetListAsync(x => x.ParentId != null);
+            foreach (var item in query)
+            {
+                BuildChildren(item, all);
+            }
+            var totalCount = await repository.CountAsync(x => x.ParentId == null);
+
+            var productDtos = ObjectMapper.Map<List<Product>, List<ProductDto>>(query);
+
+            return new PagedResultDto<ProductDto>(totalCount, productDtos);
+        }
+
+        private static void BuildChildren(Product parent, List<Product> all)
+        {
+            var children = all
+                .Where(x => x.ParentId == parent.Id)
+                .OrderBy(x => x.Order)
+                .ToList();
+
+            parent.Children = children;
+
+            foreach (var child in children)
+            {
+                BuildChildren(child, all); // 递归
+            }
+        }
+
+        /// <summary>
+        /// 修改
+        /// </summary>
+        /// <param name="input"></param>
+        /// <returns></returns>
+        public async Task UpdateAsync(UpdateProductDto input)
+        {
+            // 根据ID查询订单，如果不存在则抛出异常【修改前端必然看到了,数据若查不到提示自定义异常信息】
+            var order = await repository.FindAsync(o => o.Id == input.Id) ??
+                throw new BusinessException("商品找不到").WithData("Id", input.Id);
+
+            // 将输入的DTO字段映射到订单实体
+            ObjectMapper.Map(input, order);
+
+            // 更新订单
+            await repository.UpdateAsync(order);
+        }
+    }
+}
\ No newline at end of file
diff --git a/modules/admin/src/KonSoft.Admin.Domain/Entities/Product.cs b/modules/admin/src/KonSoft.Admin.Domain/Entities/Product.cs
new file mode 100644
index 0000000..580460f
--- /dev/null
+++ b/modules/admin/src/KonSoft.Admin.Domain/Entities/Product.cs
@@ -0,0 +1,99 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using Volo.Abp.Domain.Entities.Auditing;
+
+namespace KonSoft.Admin.Entities
+{
+    public class Product(Guid id, string name, string code, decimal price, string description, string type, Guid? parentId, string status = "在售", int order = 0) : FullAuditedAggregateRoot<Guid>(id)
+    {
+        /// <summary>
+        /// 分类名称
+        /// </summary>
+        public string Name { get; private set; } = name;
+
+        /// <summary>
+        /// 商品编码
+        /// </summary>
+        public string Code { get; private set; } = code;
+
+        /// <summary>
+        /// 商品价格
+        /// </summary>
+        public decimal Price { get; private set; } = price;
+
+        /// <summary>
+        /// 商品描述
+        /// </summary>
+        public string Description { get; private set; } = description;
+
+        /// <summary>
+        /// 分类类型（大类或小类）
+        /// </summary>
+        public string Type { get; private set; } = type;
+
+        /// <summary>
+        /// 父分类ID
+        /// </summary>
+        public Guid? ParentId { get; private set; } = parentId;
+
+        /// <summary>
+        /// 商品状态（在售/下架等）
+        /// </summary>
+        public string Status { get; private set; } = status;
+
+        /// <summary>
+        /// 排序字段
+        /// </summary>
+        public int Order { get; private set; } = order;
+
+        [NotMapped]
+        public List<Product> Children { get; set; } = new();
+
+        /// <summary>
+        /// 修改商品信息
+        /// </summary>
+        public void Update(string name, string code, decimal price, string description, int order)
+        {
+            Name = name;
+            Code = code;
+            Price = price;
+            Description = description;
+            Order = order;
+        }
+
+        /// <summary>
+        /// 修改商品分类
+        /// </summary>
+        public void ChangeCategory(string type, Guid? parentId)
+        {
+            Type = type;
+            ParentId = parentId;
+        }
+
+        /// <summary>
+        /// 上架商品
+        /// </summary>
+        public void PutOnSale()
+        {
+            Status = "在售";
+        }
+
+        /// <summary>
+        /// 下架商品
+        /// </summary>
+        public void TakeOffSale()
+        {
+            Status = "下架";
+        }
+
+        /// <summary>
+        /// 修改价格
+        /// </summary>
+        public void ChangePrice(decimal newPrice)
+        {
+            Price = newPrice;
+        }
+    }
+}
\ No newline at end of file
diff --git a/modules/admin/src/KonSoft.Admin.Domain/Repositories/IProductRepository.cs b/modules/admin/src/KonSoft.Admin.Domain/Repositories/IProductRepository.cs
new file mode 100644
index 0000000..bbe1aab
--- /dev/null
+++ b/modules/admin/src/KonSoft.Admin.Domain/Repositories/IProductRepository.cs
@@ -0,0 +1,14 @@
+using KonSoft.Admin.Entities;
+using System;
+using System.Collections.Generic;
+using System.Linq.Expressions;
+using System.Threading.Tasks;
+using Volo.Abp.Domain.Repositories;
+
+namespace KonSoft.Admin.Repositories
+{
+    public interface IProductRepository : IRepository<Product>
+    {
+        Task<List<Product>> GetPageRootListAsync(int skipCount, int maxResult, Expression<Func<Product, bool>> where);
+    }
+}
diff --git a/modules/admin/src/KonSoft.Admin.EntityFrameworkCore/EntityFrameworkCore/Repositories/ProductRepository.cs b/modules/admin/src/KonSoft.Admin.EntityFrameworkCore/EntityFrameworkCore/Repositories/ProductRepository.cs
new file mode 100644
index 0000000..c49f828
--- /dev/null
+++ b/modules/admin/src/KonSoft.Admin.EntityFrameworkCore/EntityFrameworkCore/Repositories/ProductRepository.cs
@@ -0,0 +1,25 @@
+using KonSoft.Admin.Entities;
+using KonSoft.Admin.Repositories;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Linq.Expressions;
+using System.Threading.Tasks;
+using Volo.Abp.Domain.Repositories.EntityFrameworkCore;
+using Volo.Abp.EntityFrameworkCore;
+
+namespace KonSoft.Admin.EntityFrameworkCore.Repositories
+{
+    public class ProductRepository : EfCoreRepository<AdminDbContext, Product>, IProductRepository
+    {
+        public ProductRepository(IDbContextProvider<AdminDbContext> dbContextProvider) : base(dbContextProvider)
+        {
+        }
+
+        public async Task<List<Product>> GetPageRootListAsync(int skipCount, int maxResultCount, Expression<Func<Product, bool>> where)
+        {
+            var queryable = await GetQueryableAsync();
+            return queryable.PageBy(skipCount, maxResultCount).Where(where).OrderBy(x => x.Order).ToList();
+        }
+    }
+}