diff --git a/netcore/src/Modularity/Extend/NCC.Extend.Entitys/Dto/LqKdDeductinfo/LqKdDeductinfoListQueryInput.cs b/netcore/src/Modularity/Extend/NCC.Extend.Entitys/Dto/LqKdDeductinfo/LqKdDeductinfoListQueryInput.cs
index 6b5e867..a0f9db4 100644
--- a/netcore/src/Modularity/Extend/NCC.Extend.Entitys/Dto/LqKdDeductinfo/LqKdDeductinfoListQueryInput.cs
+++ b/netcore/src/Modularity/Extend/NCC.Extend.Entitys/Dto/LqKdDeductinfo/LqKdDeductinfoListQueryInput.cs
@@ -75,9 +75,9 @@ namespace NCC.Extend.Entitys.Dto.LqKdDeductinfo
         public string StoreId { get; set; }
 
         /// <summary>
-        /// 门店ID列表（支持多门店筛选）
+        /// 门店ID列表（支持多门店筛选，逗号分隔的字符串，如：id1,id2,id3）
         /// </summary>
-        public List<string> StoreIds { get; set; }
+        public string StoreIds { get; set; }
 
         /// <summary>
         /// 开始时间（开单时间筛选）
diff --git a/netcore/src/Modularity/Extend/NCC.Extend.Entitys/Dto/LqKdKdjlb/BillingItemDetailListQueryInput.cs b/netcore/src/Modularity/Extend/NCC.Extend.Entitys/Dto/LqKdKdjlb/BillingItemDetailListQueryInput.cs
index c4334a8..6f0fa89 100644
--- a/netcore/src/Modularity/Extend/NCC.Extend.Entitys/Dto/LqKdKdjlb/BillingItemDetailListQueryInput.cs
+++ b/netcore/src/Modularity/Extend/NCC.Extend.Entitys/Dto/LqKdKdjlb/BillingItemDetailListQueryInput.cs
@@ -84,9 +84,9 @@ namespace NCC.Extend.Entitys.Dto.LqKdKdjlb
         public string StoreId { get; set; }
 
         /// <summary>
-        /// 门店ID列表（多门店筛选）
+        /// 门店ID列表（多门店筛选，逗号分隔的字符串，如：id1,id2,id3）
         /// </summary>
-        public List<string> StoreIds { get; set; }
+        public string StoreIds { get; set; }
     }
 }
 
diff --git a/netcore/src/Modularity/Extend/NCC.Extend.Entitys/Dto/LqXhPxmx/ConsumeItemDetailListQueryInput.cs b/netcore/src/Modularity/Extend/NCC.Extend.Entitys/Dto/LqXhPxmx/ConsumeItemDetailListQueryInput.cs
index 818a9ac..c32fe14 100644
--- a/netcore/src/Modularity/Extend/NCC.Extend.Entitys/Dto/LqXhPxmx/ConsumeItemDetailListQueryInput.cs
+++ b/netcore/src/Modularity/Extend/NCC.Extend.Entitys/Dto/LqXhPxmx/ConsumeItemDetailListQueryInput.cs
@@ -79,9 +79,9 @@ namespace NCC.Extend.Entitys.Dto.LqXhPxmx
         public string StoreId { get; set; }
 
         /// <summary>
-        /// 门店ID列表（多门店筛选）
+        /// 门店ID列表（多门店筛选，逗号分隔的字符串，如：id1,id2,id3）
         /// </summary>
-        public List<string> StoreIds { get; set; }
+        public string StoreIds { get; set; }
     }
 }
 
diff --git a/netcore/src/Modularity/Extend/NCC.Extend/LqKdKdjlbService.cs b/netcore/src/Modularity/Extend/NCC.Extend/LqKdKdjlbService.cs
index d5032a1..9854a4c 100644
--- a/netcore/src/Modularity/Extend/NCC.Extend/LqKdKdjlbService.cs
+++ b/netcore/src/Modularity/Extend/NCC.Extend/LqKdKdjlbService.cs
@@ -3856,9 +3856,13 @@ namespace NCC.Extend.LqKdKdjlb
                 // 2. 通过 EXISTS 子查询筛选关联字段（在分页前筛选，确保分页准确）
                 // 处理多门店筛选：优先使用StoreIds，如果没有则使用StoreId
                 var filterStoreIds = new List<string>();
-                if (input.StoreIds != null && input.StoreIds.Any())
+                if (!string.IsNullOrEmpty(input.StoreIds))
                 {
-                    filterStoreIds = input.StoreIds.Where(x => !string.IsNullOrEmpty(x)).ToList();
+                    // 解析逗号分隔的门店ID字符串
+                    filterStoreIds = input.StoreIds.Split(',')
+                        .Where(x => !string.IsNullOrWhiteSpace(x))
+                        .Select(x => x.Trim())
+                        .ToList();
                 }
                 else if (!string.IsNullOrEmpty(input.StoreId))
                 {
@@ -4063,6 +4067,21 @@ namespace NCC.Extend.LqKdKdjlb
             {
                 var sidx = string.IsNullOrEmpty(input.sidx) ? "CreateTime" : input.sidx;
 
+                // 处理多门店筛选：优先使用StoreIds，如果没有则使用StoreId
+                var filterStoreIds = new List<string>();
+                if (!string.IsNullOrEmpty(input.StoreIds))
+                {
+                    // 解析逗号分隔的门店ID字符串
+                    filterStoreIds = input.StoreIds.Split(',')
+                        .Where(x => !string.IsNullOrWhiteSpace(x))
+                        .Select(x => x.Trim())
+                        .ToList();
+                }
+                else if (!string.IsNullOrEmpty(input.StoreId))
+                {
+                    filterStoreIds = new List<string> { input.StoreId };
+                }
+
                 // 构建基础查询：储扣信息 LEFT JOIN 开单记录 LEFT JOIN 客户信息 LEFT JOIN 门店信息
                 var baseQuery = _db.Queryable<LqKdDeductinfoEntity, LqKdKdjlbEntity, LqKhxxEntity, LqMdxxEntity>(
                     (deduct, billing, member, store) => new JoinQueryInfos(
@@ -4082,8 +4101,7 @@ namespace NCC.Extend.LqKdKdjlb
                     .WhereIF(input.MaxUnitPrice.HasValue, (deduct, billing, member, store) => deduct.UnitPrice <= input.MaxUnitPrice.Value)
                     .WhereIF(input.StartCreateTime.HasValue, (deduct, billing, member, store) => deduct.CreateTime >= input.StartCreateTime.Value)
                     .WhereIF(input.EndCreateTime.HasValue, (deduct, billing, member, store) => deduct.CreateTime <= input.EndCreateTime.Value)
-                    .WhereIF(!string.IsNullOrEmpty(input.StoreId), (deduct, billing, member, store) => billing.Djmd == input.StoreId)
-                    .WhereIF(input.StoreIds != null && input.StoreIds.Any(), (deduct, billing, member, store) => input.StoreIds.Contains(billing.Djmd))
+                    .WhereIF(filterStoreIds.Any(), (deduct, billing, member, store) => filterStoreIds.Contains(billing.Djmd))
                     .WhereIF(input.StartTime.HasValue, (deduct, billing, member, store) => (deduct.BillingTime ?? billing.Kdrq) >= input.StartTime.Value)
                     .WhereIF(input.EndTime.HasValue, (deduct, billing, member, store) => (deduct.BillingTime ?? billing.Kdrq) <= input.EndTime.Value)
                     .WhereIF(!string.IsNullOrEmpty(input.ItemCategory), (deduct, billing, member, store) => deduct.ItemCategory == input.ItemCategory)
diff --git a/netcore/src/Modularity/Extend/NCC.Extend/LqXhHyhkService.cs b/netcore/src/Modularity/Extend/NCC.Extend/LqXhHyhkService.cs
index 5c86c91..502f9ee 100644
--- a/netcore/src/Modularity/Extend/NCC.Extend/LqXhHyhkService.cs
+++ b/netcore/src/Modularity/Extend/NCC.Extend/LqXhHyhkService.cs
@@ -2038,9 +2038,13 @@ namespace NCC.Extend.LqXhHyhk
                 // 2. 通过 EXISTS 子查询筛选关联字段（在分页前筛选，确保分页准确）
                 // 处理多门店筛选：优先使用StoreIds，如果没有则使用StoreId
                 var filterStoreIds = new List<string>();
-                if (input.StoreIds != null && input.StoreIds.Any())
+                if (!string.IsNullOrEmpty(input.StoreIds))
                 {
-                    filterStoreIds = input.StoreIds.Where(x => !string.IsNullOrEmpty(x)).ToList();
+                    // 解析逗号分隔的门店ID字符串
+                    filterStoreIds = input.StoreIds.Split(',')
+                        .Where(x => !string.IsNullOrWhiteSpace(x))
+                        .Select(x => x.Trim())
+                        .ToList();
                 }
                 else if (!string.IsNullOrEmpty(input.StoreId))
                 {