diff --git a/Src/Dlhis.Basic/BusinessPlace/Controllers/BusinessPlacesController.cs b/Src/Dlhis.Basic/BusinessPlace/Controllers/BusinessPlacesController.cs
index cc72eb4f..887dfe09 100644
--- a/Src/Dlhis.Basic/BusinessPlace/Controllers/BusinessPlacesController.cs
+++ b/Src/Dlhis.Basic/BusinessPlace/Controllers/BusinessPlacesController.cs
@@ -100,7 +100,7 @@ public class BusinessPlacesController : ControllerBase
     /// <param name="request"></param>
     /// <returns></returns>
     [HttpGet("devicenos")]
-    public async Task<List<DeviceCodeNameDetail>> GetDevicesByCode([FromQuery]BusinessPlaceGetByCodeRequest request)
+    public async Task<Pagination<DeviceCodeNameDetail>> GetDevicesByCode([FromQuery]BusinessPlaceGetByCodeRequest request)
     {
         return await _businessPlaceShiftService.GetDevicesByCode(request);
     }
diff --git a/Src/Dlhis.Basic/BusinessPlace/Services/Implements/BusinessPlaceService.cs b/Src/Dlhis.Basic/BusinessPlace/Services/Implements/BusinessPlaceService.cs
index ace2b8e9..a49ecf44 100644
--- a/Src/Dlhis.Basic/BusinessPlace/Services/Implements/BusinessPlaceService.cs
+++ b/Src/Dlhis.Basic/BusinessPlace/Services/Implements/BusinessPlaceService.cs
@@ -25,7 +25,8 @@ public class BusinessPlaceService : IBusinessPlaceService
         var page = await _dbContext.Queryable<BusinessPlaceEntity>()
             .LeftJoin<BusinessPlaceShiftRelationshipEntity>((x, ps) => x.Code == ps.PlaceCode)
             .LeftJoin<BusinessShiftEntity>((x, ps, s) => s.Code == ps.ShiftCode)
-             .WhereIF(request.Search.IsPresent(), x => x.CustomCode.Contains(request.Search))
+             .WhereIF(request.Search.IsPresent(), x => x.CustomCode.Contains(request.Search) 
+             || x.Code.ToString().Contains(request.Search) || x.Name.Contains(request.Search))
              .WhereIF(request.Catalog.HasValue, x => x.Catalog == request.Catalog)
              .WhereIF(request.Status.HasValue, x => x.Status == request.Status)
              .WhereIF(request.Source.HasValue, x => x.Source == request.Source)
diff --git a/Src/Dlhis.Basic/BusinessShift/Services/IBusinessPlaceShiftService.cs b/Src/Dlhis.Basic/BusinessShift/Services/IBusinessPlaceShiftService.cs
index 3a88f5db..ba4e1114 100644
--- a/Src/Dlhis.Basic/BusinessShift/Services/IBusinessPlaceShiftService.cs
+++ b/Src/Dlhis.Basic/BusinessShift/Services/IBusinessPlaceShiftService.cs
@@ -18,5 +18,5 @@ public interface IBusinessPlaceShiftService : IScopeDependency
 
     Task<BusinessPlaceWithShiftResponse> GetShiftsByPlaceCustomCodeAsync(string placeCustomCode);
 
-    Task<List<DeviceCodeNameDetail>> GetDevicesByCode(BusinessPlaceGetByCodeRequest request);
+    Task<Pagination<DeviceCodeNameDetail>> GetDevicesByCode(BusinessPlaceGetByCodeRequest request);
 }
diff --git a/Src/Dlhis.Basic/BusinessShift/Services/Implements/BusinessPlaceShiftService.cs b/Src/Dlhis.Basic/BusinessShift/Services/Implements/BusinessPlaceShiftService.cs
index a0636ae0..6df8324d 100644
--- a/Src/Dlhis.Basic/BusinessShift/Services/Implements/BusinessPlaceShiftService.cs
+++ b/Src/Dlhis.Basic/BusinessShift/Services/Implements/BusinessPlaceShiftService.cs
@@ -12,6 +12,7 @@ using Kurisu.Core.Result;
 using Kurisu.SqlSugar.Extensions;
 using Kurisu.SqlSugar.Services;
 using Mapster;
+using System.Collections.Generic;
 
 namespace Dlhis.Basic.BusinessShift.Services.Implements;
 
@@ -190,7 +191,7 @@ public class BusinessPlaceShiftService : IBusinessPlaceShiftService
         };
     }
 
-    public async Task<List<DeviceCodeNameDetail>> GetDevicesByCode(BusinessPlaceGetByCodeRequest request)
+    public async Task<Pagination<DeviceCodeNameDetail>> GetDevicesByCode(BusinessPlaceGetByCodeRequest request)
     {
         var regiss = await _dbContext.Queryable<DeviceRegistryEntity>()
             .Where(x => x.BusinessPlaceCode.ToString() == request.Code)
@@ -216,7 +217,19 @@ public class BusinessPlaceShiftService : IBusinessPlaceShiftService
                 }
             }
         }
-        return list;
+        //分页
+        var startIndex = (request.PageIndex - 1) * request.PageSize;
+        var pagedData = list.Skip(startIndex).Take(request.PageSize).ToList();
+
+        var pagination = new Pagination<DeviceCodeNameDetail>
+        {
+            PageIndex = request.PageIndex,
+            PageSize = request.PageSize,
+            Total = list.Count, // 使用原始列表的总数进行分页
+            Data = pagedData
+        };
+
+        return pagination;
     }
 
     //*********************************************** help methods ***************************************************//
diff --git a/Src/Dlhis.Basic/Device/Response/DevicePageResponse.cs b/Src/Dlhis.Basic/Device/Response/DevicePageResponse.cs
index 9fe547c6..ab586f63 100644
--- a/Src/Dlhis.Basic/Device/Response/DevicePageResponse.cs
+++ b/Src/Dlhis.Basic/Device/Response/DevicePageResponse.cs
@@ -101,7 +101,12 @@ public class DevicePageResponse
     public int UserCount { get; set; }
 
     /// <summary>
-    /// 设备营业点
+    /// 营业点code
     /// </summary>
-    public List<PlaceCodeNameDetil> detils { get; set; }
+    public string BusinessPlaceCode { get; set; }
+
+    /// <summary>
+    /// 营业点名称
+    /// </summary>
+    public string BusinessPlaceName { get; set; }
 }
diff --git a/Src/Dlhis.Basic/Device/Response/PlaceCodeNameDetil.cs b/Src/Dlhis.Basic/Device/Response/PlaceCodeNameDetil.cs
deleted file mode 100644
index 9f449033..00000000
--- a/Src/Dlhis.Basic/Device/Response/PlaceCodeNameDetil.cs
+++ /dev/null
@@ -1,9 +0,0 @@
-namespace Dlhis.Basic.Device.Response
-{
-    public class PlaceCodeNameDetil
-    {
-        public string BusinessPlaceCode { get; set; }
-        public string BusinessPlaceName { get; set; }
-
-    }
-}
diff --git a/Src/Dlhis.Basic/Device/Services/Implements/DeviceService.cs b/Src/Dlhis.Basic/Device/Services/Implements/DeviceService.cs
index f17f71c2..dc9409e9 100644
--- a/Src/Dlhis.Basic/Device/Services/Implements/DeviceService.cs
+++ b/Src/Dlhis.Basic/Device/Services/Implements/DeviceService.cs
@@ -15,6 +15,7 @@ using MySqlX.XDevAPI.Relational;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
 using SqlSugar;
+using System.Collections.Generic;
 
 namespace Dlhis.Basic.Device.Services.Implements;
 
@@ -65,28 +66,16 @@ public class DeviceService : IDeviceService
 
         foreach (var res in page.Data)
         {
-            var list = new List<PlaceCodeNameDetil>();
-            var regis = Registries.Where(x => x.DeviceUniqueNo == res.UniqueNo).ToList();
-            if (regis!=null && regis.Count>0)
+            var regis = Registries.Where(x => x.DeviceUniqueNo == res.UniqueNo).FirstOrDefault();
+            if (regis != null)
             {
-                foreach (var re in regis)
+               var place  = BusinessPlaces.Where(x => x.Code == regis.BusinessPlaceCode).FirstOrDefault();
+                if (place != null)
                 {
-                    var place = BusinessPlaces.Where(x => x.Code == re.BusinessPlaceCode)
-                        .FirstOrDefault();
-                    
-                    if (place != null)
-                    {
-                        var detil = new PlaceCodeNameDetil
-                        {
-                            BusinessPlaceCode = re.BusinessPlaceCode.ToString(),
-                            BusinessPlaceName = place.Name
-                        };
-                        list.Add(detil);
-                    }
-                    
-                }   
+                    res.BusinessPlaceCode = regis.BusinessPlaceCode.ToString();
+                    res.BusinessPlaceName = place.Name;
+                }
             }
-             res.detils = list;
 
         }
         page.Data.ForEach(device =>
diff --git a/Src/Dlhis.Canteen/Order/Services/Implements/BalanceService.cs b/Src/Dlhis.Canteen/Order/Services/Implements/BalanceService.cs
index 8de0e473..3dc1a432 100644
--- a/Src/Dlhis.Canteen/Order/Services/Implements/BalanceService.cs
+++ b/Src/Dlhis.Canteen/Order/Services/Implements/BalanceService.cs
@@ -600,25 +600,42 @@ public class BalanceService : IBalanceService
     /// <returns></returns>
     private async Task<List<DeviceEntity>> GetOfflineDevicesCount(List<DeviceEntity> devices)
     {
-        var nos = devices.Select(x => x.UniqueNo).ToList();
-        var deviceRegistrys = await _dbContext.Queryable<DeviceRegistryEntity>()
-            .Where(x => nos.Contains(x.DeviceUniqueNo))
+        var now = DateTime.Now;
+
+        var deviceUniqueNos = devices.Select(x => x.UniqueNo).ToList();
+
+        var deviceRegistries = await _dbContext.Queryable<DeviceRegistryEntity>()
+            .LeftJoin<DeviceEntity>((x, d) => x.DeviceUniqueNo == d.UniqueNo)
+            .Where(x => deviceUniqueNos.Contains(x.DeviceUniqueNo))
+            .Select((x, d) => new
+            {
+                UniqueNo = d.UniqueNo,
+                d.HeartbeatInterval,
+                x.LastHeartbeatTime
+            })
             .ToListAsync();
 
-        var list = new List<DeviceEntity>();
-        foreach (var device in devices)
-        {
-            var regis = deviceRegistrys.FirstOrDefault(x => x.DeviceUniqueNo == device.UniqueNo);
-            if (regis == null)
-            {
-                continue;
-            }
-            TimeSpan timeDifference = DateTime.Now - regis.LastHeartbeatTime;
-            if (timeDifference.TotalSeconds > (device.HeartbeatInterval * 3))
-            {
-                list.Add(device);
-            }
-        }
+        var OnlineDevices = deviceRegistries
+                .Where(x =>
+                {
+                    if (x.HeartbeatInterval <= 0)
+                    {
+                        return true;
+                    }
+
+                    return x.LastHeartbeatTime.AddSeconds(x.HeartbeatInterval * 3) >= now;
+
+                })
+                .Select(x => new
+                {
+                    UniqueNo = x.UniqueNo,
+                })
+                .ToList();
+        var onlineUniqueNos = new List<string>();
+        OnlineDevices.ForEach(x => onlineUniqueNos.Add(x.UniqueNo));
+
+        var offUniqueNos = deviceUniqueNos.Except(onlineUniqueNos).ToList();
+        var list = devices.Where(x => offUniqueNos.Contains(x.UniqueNo)).ToList();
         return list;
     }