diff --git a/src/SJZY.Track.Application/Services/ProvideServices/TrackPushService.cs b/src/SJZY.Track.Application/Services/ProvideServices/TrackPushService.cs
index 3ad8cc46..c9a53360 100644
--- a/src/SJZY.Track.Application/Services/ProvideServices/TrackPushService.cs
+++ b/src/SJZY.Track.Application/Services/ProvideServices/TrackPushService.cs
@@ -92,9 +92,21 @@ public class TrackPushService : ApplicationService
     [HttpPost("Track/PushWarnForTask")]
     public async Task<string> PushWarnForTaskAsync()
     {
-        // todo：订单数据上来后一次性update是否会引发长时间X独占？
-        var count = await _orderRepository.PushWarnOrdersAsync();
-        return $"本次预警扫描了：{count}个订单";
+        int  total = 0, pageSize = 1000,waitTime = 1000;
+        var dateTimes = Enumerable.Range(1, 12).Select(val => DateTime.Now.AddHours(-val)).ToList();
+
+        foreach (var dateTime in dateTimes)
+        {
+            var rows = 0;
+            do
+            {
+                rows = await _orderRepository.PushWarnOrdersAsync(pageSize,dateTime);
+                total+=rows;
+                await Task.Delay(waitTime);
+            }while (rows!= pageSize);
+        }
+
+        return $"本次预警扫描了：{total}个订单";
     }
 
     /// <summary>
diff --git a/src/SJZY.Track.Domain/Aggregates/OrderAggregate/IOrderRepository.cs b/src/SJZY.Track.Domain/Aggregates/OrderAggregate/IOrderRepository.cs
index ff7ab6f7..746cf6b5 100644
--- a/src/SJZY.Track.Domain/Aggregates/OrderAggregate/IOrderRepository.cs
+++ b/src/SJZY.Track.Domain/Aggregates/OrderAggregate/IOrderRepository.cs
@@ -29,7 +29,7 @@ public interface IOrderRepository : IBasicRepository<OrderEntity>
     /// 更新推送预警单
     /// </summary>
     /// <returns></returns>
-    Task<int> PushWarnOrdersAsync();
+    Task<int> PushWarnOrdersAsync(int pageSize,DateTime createTime);
 
     /// <summary>
     /// 更新缺失标记，时区缺失和发生地缺失标记，1表示时区，2表示发生地，3表示两种
diff --git a/src/SJZY.Track.Repository/Repositories/OrderRepository.cs b/src/SJZY.Track.Repository/Repositories/OrderRepository.cs
index 6f2130ae..ff1fdfdf 100644
--- a/src/SJZY.Track.Repository/Repositories/OrderRepository.cs
+++ b/src/SJZY.Track.Repository/Repositories/OrderRepository.cs
@@ -61,7 +61,7 @@ public class OrderRepository : BasicRepository<OrderEntity>, IOrderRepository, I
         tran.Complete();
     }
 
-    public async Task<int> PushWarnOrdersAsync()
+    public async Task<int> PushWarnOrdersAsync(int pageSize, DateTime createTime)
     {
         return await Context.Ado.ExecuteCommandAsync(@"UPDATE `t_track_push_config` `a`
 LEFT JOIN `t_order` `b` ON `a`.`SubSystemId` = `b`.`SubSystemId` AND `a`.`CustomId` = `b`.`CustomId`
@@ -69,8 +69,8 @@ SET `b`.`QuestionType` = CASE
     WHEN `b`.`LatestPushTime` IS NULL THEN 2 
     WHEN `b`.`LatestPushTime` < DATE_SUB(NOW(), INTERVAL 12 HOUR) THEN 2 
     ELSE 0 END
-WHERE `b`.`IsCompleted` = 0 AND `b`.`QuestionType` != 1 AND `b`.`CreateTime` < DATE_SUB(NOW(), INTERVAL 12 HOUR)
-AND `a`.`IsDeleted` = 0 AND `b`.`IsDeleted` = 0;");
+WHERE `b`.`IsCompleted` = 0 AND `b`.`QuestionType` != 1 AND `b`.`CreateTime` < @createTime 
+AND `a`.`IsDeleted` = 0 AND `b`.`IsDeleted` = 0 limit @pageSize", new { pageSize,createTime });
     }
 
     #region 订单关联