diff --git a/YD_Event.Application/Coupon/CouponService.cs b/YD_Event.Application/Coupon/CouponService.cs
index 09d2bb1..386e5e7 100644
--- a/YD_Event.Application/Coupon/CouponService.cs
+++ b/YD_Event.Application/Coupon/CouponService.cs
@@ -10,15 +10,21 @@ public class CouponService : BaseService<YD_Event.Core.Entities.Coupon>, ITransi
 {
     private readonly ISqlSugarRepository<YD_Event.Core.Entities.Coupon> _repository;
     private readonly ISqlSugarRepository<EventInfo> _eventRepository;
+    private readonly ISqlSugarRepository<CouponRedemptionCode> _redemptionCodeRepository;
+    private readonly ISqlSugarRepository<UserCoupon> _userCouponRepository;
     private readonly IIdGenerator _idGenerator;
 
     public CouponService(
         ISqlSugarRepository<YD_Event.Core.Entities.Coupon> repository,
         ISqlSugarRepository<EventInfo> eventRepository,
+        ISqlSugarRepository<CouponRedemptionCode> redemptionCodeRepository,
+        ISqlSugarRepository<UserCoupon> userCouponRepository,
         IIdGenerator idGenerator) : base(repository)
     {
         _repository = repository;
         _eventRepository = eventRepository;
+        _redemptionCodeRepository = redemptionCodeRepository;
+        _userCouponRepository = userCouponRepository;
         _idGenerator = idGenerator;
     }
 
@@ -77,7 +83,6 @@ public class CouponService : BaseService<YD_Event.Core.Entities.Coupon>, ITransi
                 Value = item.Value,
                 StartTime = item.StartTime,
                 EndTime = item.EndTime,
-                RedemptionCode = item.RedemptionCode,
                 TotalQuantity = item.TotalQuantity,
                 ClaimedQuantity = item.ClaimedQuantity,
                 UsedQuantity = item.UsedQuantity,
@@ -123,16 +128,10 @@ public class CouponService : BaseService<YD_Event.Core.Entities.Coupon>, ITransi
     {
         var entity = await _repository.GetByIdAsync(input.Id);
         if (entity == null) throw Oops.Bah("优惠券不存在");
-
-        // 保存当前的兑换码，防止被意外清空
-        var currentRedemptionCode = entity.RedemptionCode;
         
-        // 使用Mapster进行属性映射，但保留兑换码
+        // 使用Mapster进行属性映射
         input.Adapt(entity);
         
-        // 恢复兑换码
-        entity.RedemptionCode = currentRedemptionCode;
-        
         // 处理赛事ID集合
         if (input.EventIds != null && input.EventIds.Any())
         {
@@ -157,57 +156,206 @@ public class CouponService : BaseService<YD_Event.Core.Entities.Coupon>, ITransi
     }
 
     /// <summary>
-    /// 生成兑换码
+    /// 生成单个兑换码（兼容旧接口）
     /// </summary>
     [DisplayName("生成兑换码")]
     [UnitOfWork]
+    [Obsolete("请使用 GenerateRedemptionCodes 方法")]
     public async Task<string> GenerateCode(long id)
     {
-        // 使用事务和乐观锁来确保并发安全
-        var entity = await _repository.AsQueryable()
-            .Where(x => x.Id == id)
-            .FirstAsync();
-        
-        if (entity == null) throw Oops.Bah("优惠券不存在");
+        var result = await GenerateRedemptionCodes(new GenerateRedemptionCodesInput { CouponId = id, Count = 1 });
+        return result.FirstOrDefault()?.Code ?? string.Empty;
+    }
 
-        // 如果已经有码，直接返回
-        if (!string.IsNullOrWhiteSpace(entity.RedemptionCode))
-        {
-            return entity.RedemptionCode;
-        }
+    /// <summary>
+    /// 批量生成兑换码
+    /// </summary>
+    [DisplayName("批量生成兑换码")]
+    [UnitOfWork]
+    public async Task<List<RedemptionCodeOutput>> GenerateRedemptionCodes(GenerateRedemptionCodesInput input)
+    {
+        // 验证优惠券是否存在
+        var coupon = await _repository.GetByIdAsync(input.CouponId);
+        if (coupon == null) throw Oops.Bah("优惠券不存在");
 
-        // 生成新的兑换码，并确保唯一性
-        string newCode;
-        int retryCount = 0;
-        const int maxRetry = 5;
-        
-        do
+        var generatedCodes = new List<CouponRedemptionCode>();
+        const int maxRetryPerCode = 5;
+
+        for (int i = 0; i < input.Count; i++)
         {
-            // 生成8位大写字母数字组合的兑换码
-            newCode = Guid.NewGuid().ToString("N").Substring(0, 8).ToUpper();
-            retryCount++;
-            
-            // 检查是否已存在
-            var exists = await _repository.AsQueryable()
-                .Where(x => x.RedemptionCode == newCode)
-                .AnyAsync();
-                
-            if (!exists)
+            string newCode;
+            int retryCount = 0;
+            bool codeIsUnique = false;
+
+            do
             {
-                break;
+                // 生成12位大写字母数字组合的兑换码
+                newCode = GenerateRandomCode(12);
+                retryCount++;
+
+                // 检查是否已存在
+                var exists = await _redemptionCodeRepository.AsQueryable()
+                    .Where(x => x.Code == newCode)
+                    .AnyAsync();
+
+                if (!exists)
+                {
+                    codeIsUnique = true;
+                }
+            } while (!codeIsUnique && retryCount < maxRetryPerCode);
+
+            if (!codeIsUnique)
+            {
+                throw Oops.Bah($"生成第 {i + 1} 个兑换码时失败，请重试");
             }
-        } while (retryCount < maxRetry);
-        
-        if (retryCount >= maxRetry)
-        {
-            throw Oops.Bah("生成兑换码失败，请重试");
+
+            var redemptionCode = new CouponRedemptionCode
+            {
+                Id = _idGenerator.NextId(),
+                CouponId = input.CouponId,
+                Code = newCode,
+                Status = 0,
+                DeleteMark = false
+            };
+
+            generatedCodes.Add(redemptionCode);
         }
 
-        // 更新兑换码
-        entity.RedemptionCode = newCode;
-        await _repository.UpdateAsync(entity);
+        // 批量插入
+        await _redemptionCodeRepository.InsertRangeAsync(generatedCodes);
 
-        return entity.RedemptionCode;
+        // 返回结果
+        return generatedCodes.Select(x => new RedemptionCodeOutput
+        {
+            Id = x.Id,
+            CouponId = x.CouponId,
+            Code = x.Code,
+            Status = x.Status,
+            CreatedTime = x.CreatedTime
+        }).ToList();
+    }
+
+    /// <summary>
+    /// 兑换码分页查询
+    /// </summary>
+    [DisplayName("兑换码分页查询")]
+    public async Task<PageResult<RedemptionCodeOutput>> GetRedemptionCodePage(RedemptionCodeQueryInput input)
+    {
+        var query = _redemptionCodeRepository.AsQueryable()
+            .WhereIF(input.CouponId.HasValue, x => x.CouponId == input.CouponId.Value)
+            .WhereIF(input.Status.HasValue, x => x.Status == input.Status.Value)
+            .WhereIF(!string.IsNullOrWhiteSpace(input.Code), x => x.Code.Contains(input.Code))
+            .OrderByDescending(x => x.CreatedTime);
+
+        var pagedList = await query.ToPagedListAsync(input);
+
+        return new PageResult<RedemptionCodeOutput>
+        {
+            PageNo = pagedList.PageNo,
+            PageSize = pagedList.PageSize,
+            Total = pagedList.Total,
+            Rows = pagedList.Rows.Select(x => new RedemptionCodeOutput
+            {
+                Id = x.Id,
+                CouponId = x.CouponId,
+                Code = x.Code,
+                Status = x.Status,
+                UsedTime = x.UsedTime,
+                UserCouponId = x.UserCouponId,
+                CreatedTime = x.CreatedTime
+            }).ToList()
+        };
+    }
+
+    /// <summary>
+    /// 使用兑换码
+    /// </summary>
+    [DisplayName("使用兑换码")]
+    [UnitOfWork]
+    public async Task<long> UseRedemptionCode(UseRedemptionCodeInput input)
+    {
+        // 查找兑换码
+        var redemptionCode = await _redemptionCodeRepository.AsQueryable()
+            .Where(x => x.Code == input.Code)
+            .FirstAsync();
+
+        if (redemptionCode == null)
+        {
+            throw Oops.Bah("兑换码不存在");
+        }
+
+        // 检查是否已使用
+        if (redemptionCode.Status == 1)
+        {
+            throw Oops.Bah("该兑换码已被使用");
+        }
+
+        // 检查优惠券是否有效
+        var coupon = await _repository.GetByIdAsync(redemptionCode.CouponId);
+        if (coupon == null)
+        {
+            throw Oops.Bah("关联优惠券不存在");
+        }
+
+        if (coupon.Status != AvailabilityStatus.Enable)
+        {
+            throw Oops.Bah("优惠券已停用");
+        }
+
+        // 检查优惠券有效期
+        var now = DateTime.Now;
+        if (coupon.StartTime.HasValue && now < coupon.StartTime.Value)
+        {
+            throw Oops.Bah("优惠券尚未到使用时间");
+        }
+        if (coupon.EndTime.HasValue && now > coupon.EndTime.Value)
+        {
+            throw Oops.Bah("优惠券已过期");
+        }
+
+        // 检查库存
+        if (coupon.TotalQuantity > 0 && coupon.ClaimedQuantity >= coupon.TotalQuantity)
+        {
+            throw Oops.Bah("优惠券已领完");
+        }
+
+        // 创建用户优惠券记录
+        var userCoupon = new UserCoupon
+        {
+            Id = _idGenerator.NextId(),
+            UserId = input.UserId ?? 0,
+            CouponId = coupon.Id,
+            ClaimTime = now,
+            Status = 0,
+            RedemptionCodeId = redemptionCode.Id,
+            RedemptionCode = redemptionCode.Code,
+            DeleteMark = false
+        };
+
+        await _userCouponRepository.InsertAsync(userCoupon);
+
+        // 更新兑换码状态
+        redemptionCode.Status = 1;
+        redemptionCode.UsedTime = now;
+        redemptionCode.UserCouponId = userCoupon.Id;
+        await _redemptionCodeRepository.UpdateAsync(redemptionCode);
+
+        // 更新优惠券领取数量
+        coupon.ClaimedQuantity++;
+        await _repository.UpdateAsync(coupon);
+
+        return userCoupon.Id;
+    }
+
+    /// <summary>
+    /// 生成随机兑换码
+    /// </summary>
+    private string GenerateRandomCode(int length)
+    {
+        const string chars = "ABCDEFGHJKMNPQRSTUVWXYZ23456789";
+        var random = new Random();
+        return new string(Enumerable.Repeat(chars, length)
+            .Select(s => s[random.Next(s.Length)]).ToArray());
     }
 
     /// <summary>
diff --git a/YD_Event.Application/Coupon/Dtos/CouponDtos.cs b/YD_Event.Application/Coupon/Dtos/CouponDtos.cs
index 7cdb43e..b6fcf02 100644
--- a/YD_Event.Application/Coupon/Dtos/CouponDtos.cs
+++ b/YD_Event.Application/Coupon/Dtos/CouponDtos.cs
@@ -109,11 +109,6 @@ public class CouponPageOutput
     /// </summary>
     public List<long> EventIds { get; set; }
 
-    /// <summary>
-    /// 兑换码
-    /// </summary>
-    public string RedemptionCode { get; set; }
-
     /// <summary>
     /// 总数量
     /// </summary>
@@ -161,3 +156,101 @@ public class EventSelectOutput
     /// </summary>
     public string Name { get; set; }
 }
+
+/// <summary>
+/// 生成兑换码输入
+/// </summary>
+public class GenerateRedemptionCodesInput
+{
+    /// <summary>
+    /// 优惠券ID
+    /// </summary>
+    [Required(ErrorMessage = "优惠券ID不能为空")]
+    public long CouponId { get; set; }
+
+    /// <summary>
+    /// 生成数量
+    /// </summary>
+    [Required(ErrorMessage = "生成数量不能为空")]
+    [Range(1, 1000, ErrorMessage = "生成数量必须在1-1000之间")]
+    public int Count { get; set; }
+}
+
+/// <summary>
+/// 兑换码输出
+/// </summary>
+public class RedemptionCodeOutput
+{
+    /// <summary>
+    /// ID
+    /// </summary>
+    public long Id { get; set; }
+
+    /// <summary>
+    /// 优惠券ID
+    /// </summary>
+    public long CouponId { get; set; }
+
+    /// <summary>
+    /// 兑换码
+    /// </summary>
+    public string Code { get; set; }
+
+    /// <summary>
+    /// 使用状态（0-未使用 1-已使用）
+    /// </summary>
+    public int Status { get; set; }
+
+    /// <summary>
+    /// 使用时间
+    /// </summary>
+    public DateTime? UsedTime { get; set; }
+
+    /// <summary>
+    /// 关联的用户优惠券ID
+    /// </summary>
+    public long? UserCouponId { get; set; }
+
+    /// <summary>
+    /// 创建时间
+    /// </summary>
+    public DateTime CreatedTime { get; set; }
+}
+
+/// <summary>
+/// 使用兑换码输入
+/// </summary>
+public class UseRedemptionCodeInput
+{
+    /// <summary>
+    /// 兑换码
+    /// </summary>
+    [Required(ErrorMessage = "兑换码不能为空")]
+    public string Code { get; set; }
+
+    /// <summary>
+    /// 用户ID
+    /// </summary>
+    public long? UserId { get; set; }
+}
+
+/// <summary>
+/// 兑换码查询输入
+/// </summary>
+public class RedemptionCodeQueryInput : Pagination
+{
+    /// <summary>
+    /// 优惠券ID
+    /// </summary>
+    public long? CouponId { get; set; }
+
+    /// <summary>
+    /// 使用状态（0-未使用 1-已使用）
+    /// </summary>
+    public int? Status { get; set; }
+
+    /// <summary>
+    /// 兑换码（模糊查询）
+    /// </summary>
+    public string? Code { get; set; }
+}
diff --git a/YD_Event.Application/Event/UserEventRecordService.cs b/YD_Event.Application/Event/UserEventRecordService.cs
index 7c51692..092558d 100644
--- a/YD_Event.Application/Event/UserEventRecordService.cs
+++ b/YD_Event.Application/Event/UserEventRecordService.cs
@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using YD_Event.Application.Event.Dtos;
+using YD_Event.Application.Common;
 using YD_Event.Core.Entities;
 using YD_Event.Core.Enum;
 using Easy.Core;
diff --git a/YD_Event.Application/Event/UserEventRegistrationService.cs b/YD_Event.Application/Event/UserEventRegistrationService.cs
index 59f94cb..5ea47ff 100644
--- a/YD_Event.Application/Event/UserEventRegistrationService.cs
+++ b/YD_Event.Application/Event/UserEventRegistrationService.cs
@@ -62,6 +62,7 @@ public class UserEventRegistrationService : IDynamicApiController, ITransient
     private readonly ProjectService _projectService;
     private readonly ISqlSugarRepository<YD_Event.Core.Entities.Coupon> _couponRepository;
     private readonly ISqlSugarRepository<YD_Event.Core.Entities.UserCoupon> _userCouponRepository;
+    private readonly ISqlSugarRepository<YD_Event.Core.Entities.CouponRedemptionCode> _redemptionCodeRepository;
     private readonly ISqlSugarRepository<EventRegistrationPayment> _paymentRepository;
     private readonly ILogger<UserEventRegistrationService> _logger;
     private readonly OrderNoGeneratorService _orderNoGeneratorService;
@@ -95,6 +96,7 @@ public class UserEventRegistrationService : IDynamicApiController, ITransient
         ProjectService projectService,
         ISqlSugarRepository<YD_Event.Core.Entities.Coupon> couponRepository,
         ISqlSugarRepository<YD_Event.Core.Entities.UserCoupon> userCouponRepository,
+        ISqlSugarRepository<YD_Event.Core.Entities.CouponRedemptionCode> redemptionCodeRepository,
         ISqlSugarRepository<EventRegistrationPayment> paymentRepository,
         ILogger<UserEventRegistrationService> logger,
         OrderNoGeneratorService orderNoGeneratorService)
@@ -127,6 +129,7 @@ public class UserEventRegistrationService : IDynamicApiController, ITransient
         _projectService = projectService;
         _couponRepository = couponRepository;
         _userCouponRepository = userCouponRepository;
+        _redemptionCodeRepository = redemptionCodeRepository;
         _paymentRepository = paymentRepository;
         _logger = logger;
         _orderNoGeneratorService = orderNoGeneratorService;
@@ -1171,9 +1174,21 @@ public class UserEventRegistrationService : IDynamicApiController, ITransient
             InvalidReason = ""
         };
 
-        // 查找优惠券（通过兑换码）
+        // 查找兑换码
+        var redemptionCode = await _redemptionCodeRepository.GetFirstAsync(rc => 
+            rc.Code == input.CouponCode && 
+            rc.Status == 0 && // 0-未使用
+            !rc.DeleteMark);
+
+        if (redemptionCode == null)
+        {
+            result.InvalidReason = "兑换码不存在或已使用";
+            return result;
+        }
+
+        // 查找优惠券
         var coupon = await _couponRepository.GetFirstAsync(c => 
-            c.RedemptionCode == input.CouponCode && 
+            c.Id == redemptionCode.CouponId && 
             c.Status == AvailabilityStatus.Enable && 
             !c.DeleteMark);
 
@@ -1234,12 +1249,20 @@ public class UserEventRegistrationService : IDynamicApiController, ITransient
                 CouponId = coupon.Id,
                 ClaimTime = DateTime.Now,
                 Status = 0, // 未使用
+                RedemptionCodeId = redemptionCode.Id,
+                RedemptionCode = redemptionCode.Code,
                 CreatedUserId = userId,
                 CreatedTime = DateTime.Now,
                 DeleteMark = false
             };
             await _userCouponRepository.InsertAsync(userCoupon);
 
+            // 更新兑换码状态和关联
+            redemptionCode.Status = 1; // 已使用
+            redemptionCode.UsedTime = DateTime.Now;
+            redemptionCode.UserCouponId = userCoupon.Id;
+            await _redemptionCodeRepository.UpdateAsync(redemptionCode);
+
             // 更新优惠券已领取数量
             coupon.ClaimedQuantity += 1;
             await _couponRepository.UpdateAsync(coupon);
diff --git a/YD_Event.Application/Merchant/Dtos/AddMerchantInput.cs b/YD_Event.Application/Merchant/Dtos/AddMerchantInput.cs
index cc453b9..2681a4a 100644
--- a/YD_Event.Application/Merchant/Dtos/AddMerchantInput.cs
+++ b/YD_Event.Application/Merchant/Dtos/AddMerchantInput.cs
@@ -41,6 +41,8 @@ public class AddMerchantInput
     /// <summary>
     /// 联系电话
     /// </summary>
+    [Required(ErrorMessage = "联系电话不能为空")]
+    [RegularExpression(@"^1[3-9]\d{9}$", ErrorMessage = "请输入正确的手机号格式")]
     public string? ContactPhone { get; set; }
 
     /// <summary>
diff --git a/YD_Event.Application/Points/PointsRuleService.cs b/YD_Event.Application/Points/PointsRuleService.cs
index 94eb34f..b2ad9e0 100644
--- a/YD_Event.Application/Points/PointsRuleService.cs
+++ b/YD_Event.Application/Points/PointsRuleService.cs
@@ -50,6 +50,8 @@ public class PointsRuleService : BaseService<PointsRule>, ITransient
     [UnitOfWork]
     public async Task Add(AddPointsRuleInput input)
     {
+        ValidateRankDetails(input.Details);
+        
         var entity = input.Adapt<PointsRule>();
         entity.Id = _idGenerator.NextId();
         
@@ -78,6 +80,8 @@ public class PointsRuleService : BaseService<PointsRule>, ITransient
         var entity = await _repository.GetByIdAsync(input.Id);
         if (entity == null) throw Oops.Bah("规则不存在");
 
+        ValidateRankDetails(input.Details);
+
         input.Adapt(entity);
         await _repository.UpdateAsync(entity);
 
@@ -96,6 +100,32 @@ public class PointsRuleService : BaseService<PointsRule>, ITransient
         }
     }
 
+    /// <summary>
+    /// 验证名次积分详情是否有重叠
+    /// </summary>
+    private void ValidateRankDetails(List<PointsRuleDetailInput>? details)
+    {
+        if (details == null || details.Count <= 1)
+            return;
+
+        for (int i = 0; i < details.Count; i++)
+        {
+            var item1 = details[i];
+            
+            for (int j = i + 1; j < details.Count; j++)
+            {
+                var item2 = details[j];
+                
+                // 检查是否重叠：两个区间 [s1, e1] 和 [s2, e2] 不重叠的条件是 e1 < s2 或 e2 < s1
+                bool isOverlap = !(item1.EndRank < item2.StartRank || item2.EndRank < item1.StartRank);
+                if (isOverlap)
+                {
+                    throw Oops.Bah($"名次范围 {item1.StartRank}-{item1.EndRank} 与 {item2.StartRank}-{item2.EndRank} 存在重叠，请调整！");
+                }
+            }
+        }
+    }
+
     /// <summary>
     /// 删除积分规则
     /// </summary>
diff --git a/YD_Event.Application/YD_Event.Application.xml b/YD_Event.Application/YD_Event.Application.xml
index 2e6152e..27239de 100644
--- a/YD_Event.Application/YD_Event.Application.xml
+++ b/YD_Event.Application/YD_Event.Application.xml
@@ -3631,7 +3631,27 @@
         </member>
         <member name="M:YD_Event.Application.Coupon.CouponService.GenerateCode(System.Int64)">
             <summary>
-            生成兑换码
+            生成单个兑换码（兼容旧接口）
+            </summary>
+        </member>
+        <member name="M:YD_Event.Application.Coupon.CouponService.GenerateRedemptionCodes(YD_Event.Application.Coupon.Dtos.GenerateRedemptionCodesInput)">
+            <summary>
+            批量生成兑换码
+            </summary>
+        </member>
+        <member name="M:YD_Event.Application.Coupon.CouponService.GetRedemptionCodePage(YD_Event.Application.Coupon.Dtos.RedemptionCodeQueryInput)">
+            <summary>
+            兑换码分页查询
+            </summary>
+        </member>
+        <member name="M:YD_Event.Application.Coupon.CouponService.UseRedemptionCode(YD_Event.Application.Coupon.Dtos.UseRedemptionCodeInput)">
+            <summary>
+            使用兑换码
+            </summary>
+        </member>
+        <member name="M:YD_Event.Application.Coupon.CouponService.GenerateRandomCode(System.Int32)">
+            <summary>
+            生成随机兑换码
             </summary>
         </member>
         <member name="M:YD_Event.Application.Coupon.CouponService.GetEventList">
@@ -3734,11 +3754,6 @@
             适用赛事ID集合 (编辑回显用)
             </summary>
         </member>
-        <member name="P:YD_Event.Application.Coupon.Dtos.CouponPageOutput.RedemptionCode">
-            <summary>
-            兑换码
-            </summary>
-        </member>
         <member name="P:YD_Event.Application.Coupon.Dtos.CouponPageOutput.TotalQuantity">
             <summary>
             总数量
@@ -3784,6 +3799,96 @@
             赛事名称
             </summary>
         </member>
+        <member name="T:YD_Event.Application.Coupon.Dtos.GenerateRedemptionCodesInput">
+            <summary>
+            生成兑换码输入
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Coupon.Dtos.GenerateRedemptionCodesInput.CouponId">
+            <summary>
+            优惠券ID
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Coupon.Dtos.GenerateRedemptionCodesInput.Count">
+            <summary>
+            生成数量
+            </summary>
+        </member>
+        <member name="T:YD_Event.Application.Coupon.Dtos.RedemptionCodeOutput">
+            <summary>
+            兑换码输出
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Coupon.Dtos.RedemptionCodeOutput.Id">
+            <summary>
+            ID
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Coupon.Dtos.RedemptionCodeOutput.CouponId">
+            <summary>
+            优惠券ID
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Coupon.Dtos.RedemptionCodeOutput.Code">
+            <summary>
+            兑换码
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Coupon.Dtos.RedemptionCodeOutput.Status">
+            <summary>
+            使用状态（0-未使用 1-已使用）
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Coupon.Dtos.RedemptionCodeOutput.UsedTime">
+            <summary>
+            使用时间
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Coupon.Dtos.RedemptionCodeOutput.UserCouponId">
+            <summary>
+            关联的用户优惠券ID
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Coupon.Dtos.RedemptionCodeOutput.CreatedTime">
+            <summary>
+            创建时间
+            </summary>
+        </member>
+        <member name="T:YD_Event.Application.Coupon.Dtos.UseRedemptionCodeInput">
+            <summary>
+            使用兑换码输入
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Coupon.Dtos.UseRedemptionCodeInput.Code">
+            <summary>
+            兑换码
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Coupon.Dtos.UseRedemptionCodeInput.UserId">
+            <summary>
+            用户ID
+            </summary>
+        </member>
+        <member name="T:YD_Event.Application.Coupon.Dtos.RedemptionCodeQueryInput">
+            <summary>
+            兑换码查询输入
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Coupon.Dtos.RedemptionCodeQueryInput.CouponId">
+            <summary>
+            优惠券ID
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Coupon.Dtos.RedemptionCodeQueryInput.Status">
+            <summary>
+            使用状态（0-未使用 1-已使用）
+            </summary>
+        </member>
+        <member name="P:YD_Event.Application.Coupon.Dtos.RedemptionCodeQueryInput.Code">
+            <summary>
+            兑换码（模糊查询）
+            </summary>
+        </member>
         <member name="T:YD_Event.Application.Event.Dtos.ArrangementProjectListOutput">
             <summary>
             编排项目列表输出
@@ -6724,11 +6829,7 @@
             教练/领队列表
             </summary>
         </member>
-        <member name="M:YD_Event.Application.Event.EventScoreService.ImportScore(System.Int64,Microsoft.AspNetCore.Http.IFormFile)">
-            <summary>
-            导入成绩
-            </summary>
-        </member>
+        <!-- Badly formed XML comment ignored for member "M:YD_Event.Application.Event.EventScoreService.ImportScore(System.Int64,Microsoft.AspNetCore.Http.IFormFile)" -->
         <member name="M:YD_Event.Application.Event.EventScoreService.IssueCertificate(YD_Event.Application.Event.Dtos.IssueCertificateInput)">
             <summary>
             发放证书
@@ -9113,6 +9214,11 @@
             更新积分规则
             </summary>
         </member>
+        <member name="M:YD_Event.Application.Points.PointsRuleService.ValidateRankDetails(System.Collections.Generic.List{YD_Event.Application.Points.Dtos.PointsRuleDetailInput})">
+            <summary>
+            验证名次积分详情是否有重叠
+            </summary>
+        </member>
         <member name="M:YD_Event.Application.Points.PointsRuleService.Delete(System.Collections.Generic.List{System.Int64})">
             <summary>
             删除积分规则
diff --git a/YD_Event.Core/Entities/Coupon.cs b/YD_Event.Core/Entities/Coupon.cs
index 0cde2c9..adf9f32 100644
--- a/YD_Event.Core/Entities/Coupon.cs
+++ b/YD_Event.Core/Entities/Coupon.cs
@@ -47,12 +47,6 @@ public class Coupon : Entity<long>, ISoftDelete, ICreatedUserId, ICreatedTime, I
     [SugarColumn(ColumnDescription = "可用赛事ID集合", Length = 500, IsNullable = true)]
     public string EventIds { get; set; }
 
-    /// <summary>
-    /// 兑换码
-    /// </summary>
-    [SugarColumn(ColumnDescription = "兑换码", Length = 32, IsNullable = true)]
-    public string RedemptionCode { get; set; }
-
     /// <summary>
     /// 总数量（库存）
     /// </summary>
diff --git a/YD_Event.Core/Entities/CouponRedemptionCode.cs b/YD_Event.Core/Entities/CouponRedemptionCode.cs
new file mode 100644
index 0000000..d7bcf5b
--- /dev/null
+++ b/YD_Event.Core/Entities/CouponRedemptionCode.cs
@@ -0,0 +1,63 @@
+namespace YD_Event.Core.Entities;
+
+/// <summary>
+/// 优惠券兑换码记录表
+/// </summary>
+[SugarTable("CouponRedemptionCode")]
+public class CouponRedemptionCode : Entity<long>, ISoftDelete, ICreatedUserId, ICreatedTime, IUpdatedUserId, IUpdatedTime
+{
+    /// <summary>
+    /// 优惠券ID
+    /// </summary>
+    [SugarColumn(ColumnDescription = "优惠券ID")]
+    public long CouponId { get; set; }
+
+    /// <summary>
+    /// 兑换码
+    /// </summary>
+    [SugarColumn(ColumnDescription = "兑换码", Length = 32)]
+    public string Code { get; set; }
+
+    /// <summary>
+    /// 使用状态（0-未使用 1-已使用）
+    /// </summary>
+    [SugarColumn(ColumnDescription = "使用状态", DefaultValue = "0")]
+    public int Status { get; set; }
+
+    /// <summary>
+    /// 使用时间
+    /// </summary>
+    [SugarColumn(ColumnDescription = "使用时间", IsNullable = true)]
+    public DateTime? UsedTime { get; set; }
+
+    /// <summary>
+    /// 关联的用户优惠券ID
+    /// </summary>
+    [SugarColumn(ColumnDescription = "关联的用户优惠券ID", IsNullable = true)]
+    public long? UserCouponId { get; set; }
+
+    /// <summary>
+    /// 删除标志
+    /// </summary>
+    public bool DeleteMark { get; set; }
+
+    /// <summary>
+    /// 创建人Id
+    /// </summary>
+    public long CreatedUserId { get; set; }
+
+    /// <summary>
+    /// 创建时间
+    /// </summary>
+    public DateTime CreatedTime { get; set; }
+
+    /// <summary>
+    /// 更新人Id
+    /// </summary>
+    public long? UpdatedUserId { get; set; }
+
+    /// <summary>
+    /// 更新时间
+    /// </summary>
+    public DateTime? UpdatedTime { get; set; }
+}
diff --git a/YD_Event.Core/Entities/UserCoupon.cs b/YD_Event.Core/Entities/UserCoupon.cs
index 857e326..176bbf7 100644
--- a/YD_Event.Core/Entities/UserCoupon.cs
+++ b/YD_Event.Core/Entities/UserCoupon.cs
@@ -44,6 +44,18 @@ public class UserCoupon : Entity<long>, ISoftDelete, ICreatedUserId, ICreatedTim
     [SugarColumn(ColumnDescription = "关联订单ID", IsNullable = true)]
     public long? OrderId { get; set; }
 
+    /// <summary>
+    /// 兑换码ID
+    /// </summary>
+    [SugarColumn(ColumnDescription = "兑换码ID", IsNullable = true)]
+    public long? RedemptionCodeId { get; set; }
+
+    /// <summary>
+    /// 兑换码
+    /// </summary>
+    [SugarColumn(ColumnDescription = "兑换码", Length = 32, IsNullable = true)]
+    public string? RedemptionCode { get; set; }
+
     /// <summary>
     /// 删除标志
     /// </summary>
diff --git a/YD_Event.Core/InitData/sysmenu.txt b/YD_Event.Core/InitData/sysmenu.txt
index e832237..6942a16 100644
--- a/YD_Event.Core/InitData/sysmenu.txt
+++ b/YD_Event.Core/InitData/sysmenu.txt
@@ -279,9 +279,9 @@
     "Id": 1012,
     "Name": "查看详情",
     "Type": 2,
-    "Code": "project:view",
+    "Code": "project:detail",
     "ParentId": 1008,
-    "RouteName": "btn_project_view",
+    "RouteName": "btn_project_detail",
     "Path": "",
     "Component": "",
     "Redirect": "",
@@ -1639,6 +1639,27 @@
     "CreatedUserId": 1000,
     "CreatedTime": "2023-06-01T00:00:00"
   },
+  {
+    "Id": 1068,
+    "Name": "查看详情",
+    "Type": 2,
+    "Code": "integral:config:detail",
+    "ParentId": 1064,
+    "RouteName": "btn_integral_config_detail",
+    "Path": "",
+    "Component": "",
+    "Icon": "",
+    "IsIframe": "0",
+    "IsVisible": "0",
+    "IsKeepAlive": "1",
+    "IsFixed": "0",
+    "Status": 0,
+    "Sort": 4,
+    "Remark": "",
+    "DeleteMark": false,
+    "CreatedUserId": 1000,
+    "CreatedTime": "2023-06-01T00:00:00"
+  },
   {
     "Id": 2000,
     "Name": "赛事管理",
diff --git a/YD_Event.Core/SqlSugar/SqlSugarCache.cs b/YD_Event.Core/SqlSugar/SqlSugarCache.cs
index 72c8e54..6757786 100644
--- a/YD_Event.Core/SqlSugar/SqlSugarCache.cs
+++ b/YD_Event.Core/SqlSugar/SqlSugarCache.cs
@@ -1,13 +1,17 @@
-using EasyCaching.Core;
+using EasyCaching.Core;
 
 namespace SqlSugar;
 
 /// <summary>
 /// SqlSugar ORM框架所需缓存配置
+/// 解决对象池已释放的问题：每次获取缓存实例时都从服务容器获取
 /// </summary>
 public class SqlSugarCache : ICacheService
 {
-    private static readonly IEasyCachingProvider Cache = App.GetRequiredService<IEasyCachingProvider>();
+    /// <summary>
+    /// 获取当前的缓存提供程序实例
+    /// </summary>
+    private static IEasyCachingProvider Cache => App.GetRequiredService<IEasyCachingProvider>();
 
     public void Add<V>(string key, V value)
     {
diff --git a/YD_Event.Core/YD_Event.Core.xml b/YD_Event.Core/YD_Event.Core.xml
index 7620ff2..a89b5db 100644
--- a/YD_Event.Core/YD_Event.Core.xml
+++ b/YD_Event.Core/YD_Event.Core.xml
@@ -353,6 +353,37 @@
             执行导出
             </summary>
         </member>
+        <member name="T:YD_Event.Core.Domain.OrderNoGeneratorService">
+            <summary>
+            订单号生成器服务
+            提供分布式唯一订单号生成，确保高并发下的唯一性
+            </summary>
+        </member>
+        <member name="M:YD_Event.Core.Domain.OrderNoGeneratorService.GenerateOrderNoAsync">
+            <summary>
+            生成唯一订单号
+            格式：yyyyMMddHHmmss + 4位序列号
+            保证高并发下的唯一性
+            </summary>
+            <returns>唯一订单号</returns>
+        </member>
+        <member name="M:YD_Event.Core.Domain.OrderNoGeneratorService.GenerateRefundOrderNoAsync">
+            <summary>
+            生成退款订单号
+            格式：REF + yyyyMMddHHmmss + 4位序列号
+            </summary>
+            <returns>退款订单号</returns>
+        </member>
+        <member name="M:YD_Event.Core.Domain.OrderNoGeneratorService.GenerateOrderNoInternal">
+            <summary>
+            内部生成订单号（带线程安全的序列号）
+            </summary>
+        </member>
+        <member name="M:YD_Event.Core.Domain.OrderNoGeneratorService.GetTimestamp(System.DateTime)">
+            <summary>
+            获取时间戳（用于比较）
+            </summary>
+        </member>
         <member name="T:YD_Event.Core.Domain.Pricing.EventPricingService">
             <summary>
             赛事定价计算服务
@@ -938,11 +969,6 @@
             可用赛事ID集合（逗号分隔）
             </summary>
         </member>
-        <member name="P:YD_Event.Core.Entities.Coupon.RedemptionCode">
-            <summary>
-            兑换码
-            </summary>
-        </member>
         <member name="P:YD_Event.Core.Entities.Coupon.TotalQuantity">
             <summary>
             总数量（库存）
@@ -993,6 +1019,61 @@
             更新时间
             </summary>
         </member>
+        <member name="T:YD_Event.Core.Entities.CouponRedemptionCode">
+            <summary>
+            优惠券兑换码记录表
+            </summary>
+        </member>
+        <member name="P:YD_Event.Core.Entities.CouponRedemptionCode.CouponId">
+            <summary>
+            优惠券ID
+            </summary>
+        </member>
+        <member name="P:YD_Event.Core.Entities.CouponRedemptionCode.Code">
+            <summary>
+            兑换码
+            </summary>
+        </member>
+        <member name="P:YD_Event.Core.Entities.CouponRedemptionCode.Status">
+            <summary>
+            使用状态（0-未使用 1-已使用）
+            </summary>
+        </member>
+        <member name="P:YD_Event.Core.Entities.CouponRedemptionCode.UsedTime">
+            <summary>
+            使用时间
+            </summary>
+        </member>
+        <member name="P:YD_Event.Core.Entities.CouponRedemptionCode.UserCouponId">
+            <summary>
+            关联的用户优惠券ID
+            </summary>
+        </member>
+        <member name="P:YD_Event.Core.Entities.CouponRedemptionCode.DeleteMark">
+            <summary>
+            删除标志
+            </summary>
+        </member>
+        <member name="P:YD_Event.Core.Entities.CouponRedemptionCode.CreatedUserId">
+            <summary>
+            创建人Id
+            </summary>
+        </member>
+        <member name="P:YD_Event.Core.Entities.CouponRedemptionCode.CreatedTime">
+            <summary>
+            创建时间
+            </summary>
+        </member>
+        <member name="P:YD_Event.Core.Entities.CouponRedemptionCode.UpdatedUserId">
+            <summary>
+            更新人Id
+            </summary>
+        </member>
+        <member name="P:YD_Event.Core.Entities.CouponRedemptionCode.UpdatedTime">
+            <summary>
+            更新时间
+            </summary>
+        </member>
         <member name="T:YD_Event.Core.Entities.EventCertificate">
             <summary>
             赛事证书表
@@ -4051,6 +4132,16 @@
             关联订单ID
             </summary>
         </member>
+        <member name="P:YD_Event.Core.Entities.UserCoupon.RedemptionCodeId">
+            <summary>
+            兑换码ID
+            </summary>
+        </member>
+        <member name="P:YD_Event.Core.Entities.UserCoupon.RedemptionCode">
+            <summary>
+            兑换码
+            </summary>
+        </member>
         <member name="P:YD_Event.Core.Entities.UserCoupon.DeleteMark">
             <summary>
             删除标志
@@ -5895,6 +5986,12 @@
         <member name="T:SqlSugar.SqlSugarCache">
             <summary>
             SqlSugar ORM框架所需缓存配置
+            解决对象池已释放的问题：每次获取缓存实例时都从服务容器获取
+            </summary>
+        </member>
+        <member name="P:SqlSugar.SqlSugarCache.Cache">
+            <summary>
+            获取当前的缓存提供程序实例
             </summary>
         </member>
         <member name="M:SqlSugar.SqlSugarExtensions.AddSqlSugar(Microsoft.Extensions.DependencyInjection.IServiceCollection,YD_Event.Core.Options.ConnectionConfigExt,System.Action{SqlSugar.ISqlSugarClient})">