diff --git a/Entity/Api/Resp/SwappingStateInfoResp.cs b/Entity/Api/Resp/SwappingStateInfoResp.cs
index 38f9c49..168e0d8 100644
--- a/Entity/Api/Resp/SwappingStateInfoResp.cs
+++ b/Entity/Api/Resp/SwappingStateInfoResp.cs
@@ -16,6 +16,10 @@ public class SwappingStateInfoResp
     /// <summary>
     /// 换电步序时刻
     /// </summary>
-    public DateTime StartTime{ get; set; }
-    
+    public DateTime? StartTime{ get; set; }
+    /// <summary>
+    /// 步序执行状态
+    /// 0:初始化 1:执行完成
+    /// </summary>
+    public int Status{ get; set; }
 }
\ No newline at end of file
diff --git a/Service/Execute/Mgr/CommonMgr.cs b/Service/Execute/Mgr/CommonMgr.cs
index a4377bf..6b578f2 100644
--- a/Service/Execute/Mgr/CommonMgr.cs
+++ b/Service/Execute/Mgr/CommonMgr.cs
@@ -39,12 +39,15 @@ public class CommonMgr
     /// </summary>
     public void InsertStep(InfoEnum.BusinessSwappingStep step, SwappingStateMachine machine)
     {
-        machine.StepModel.Add(new()
+        var stepModel = new StepModel
         {
             StepName = BaseEnumExtensions.GetDescription(step),
             StepNo = (int)step,
-            StartTime = DateTime.Now
-        });
+            StartTime = DateTime.Now,
+            Status = 1
+        };
+        machine.StepModel[step.ToString()] = stepModel;
+        
         _swapOrderStepService.InsertSwapStepForSwapMain(step,
             machine.StepSort++, machine.SwapOrder.Sn);
     }
diff --git a/Service/Execute/Model/StepModel.cs b/Service/Execute/Model/StepModel.cs
index 9cfd210..105042e 100644
--- a/Service/Execute/Model/StepModel.cs
+++ b/Service/Execute/Model/StepModel.cs
@@ -19,5 +19,10 @@ public class StepModel
     /// <summary>
     /// 换电步序时刻
     /// </summary>
-    public DateTime StartTime{ get; set; }
+    public DateTime? StartTime{ get; set; }
+    /// <summary>
+    /// 步序执行状态
+    /// 0:初始化 1:执行完成
+    /// </summary>
+    public int Status{ get; set; }
 }
\ No newline at end of file
diff --git a/Service/Execute/SwappingStateMachine.cs b/Service/Execute/SwappingStateMachine.cs
index 6f11e30..0fa9635 100644
--- a/Service/Execute/SwappingStateMachine.cs
+++ b/Service/Execute/SwappingStateMachine.cs
@@ -1,4 +1,5 @@
-using Autofac;
+using System.Collections.Concurrent;
+using Autofac;
 using DotNetty.Common.Utilities;
 using Entity.Constant;
 using Entity.DbModel.Station;
@@ -66,9 +67,26 @@ public class SwappingStateMachine : IDisposable
 
     public SwapOrderBatteryInfo? SwapOrderBatteryInfo = null;
 
-    public List<StepModel> StepModel = null;
-
-
+    public ConcurrentDictionary<string, StepModel> StepModel =
+        new ConcurrentDictionary<string, StepModel>
+        {
+            ["1"] = new StepModel { StepNo = 1, Status = 0, StepName = "空闲" },
+            ["2"] = new StepModel { StepNo = 2, Status = 0, StepName = "车辆到站(入口雷达检测到车辆驶入)" },
+            ["3"] = new StepModel { StepNo = 3, Status = 0, StepName = "rfid扫描完成" },
+            ["4"] = new StepModel { StepNo = 4, Status = 0, StepName = "云平台车辆认证" },
+            ["5"] = new StepModel { StepNo = 5, Status = 0, StepName = "车辆到位" },
+            ["6"] = new StepModel { StepNo = 6, Status = 0, StepName = "车辆解锁" },
+            ["7"] = new StepModel { StepNo = 7, Status = 0, StepName = "下发plc选包" },
+            ["8"] = new StepModel { StepNo = 8, Status = 0, StepName = "开始换电" },
+            ["9"] = new StepModel { StepNo = 9, Status = 0, StepName = "拆旧电池完成" },
+            ["10"] = new StepModel { StepNo = 10, Status = 0, StepName = "入库旧电池完成" },
+            ["11"] = new StepModel { StepNo = 11, Status = 0, StepName = "搬运新电池完成" },
+            ["12"] = new StepModel { StepNo = 12, Status = 0, StepName = "安装新电池完成" },
+            ["13"] = new StepModel { StepNo = 13, Status = 0, StepName = "安装完成" },
+            ["14"] = new StepModel { StepNo = 14, Status = 0, StepName = "车辆上锁" },
+            ["15"] = new StepModel { StepNo = 15, Status = 0, StepName = "换电完成(车辆驶离)" },
+            ["16"] = new StepModel { StepNo = 16, Status = 0, StepName = "换电失败(车辆驶离)" },
+        };
     #region 小步状态
 
     //雷达检测/车辆进入
@@ -323,7 +341,12 @@ public class SwappingStateMachine : IDisposable
 
         SwapOrderBatteryInfo = null;
         StepSort = 0;
-        StepModel = new List<StepModel>();
+        
+        foreach (var key in StepModel.Keys.ToList())
+        {
+            StepModel[key].Status = 0;
+            StepModel[key].StartTime = null;
+        }
 
         PlcSwapFlag = false;
         ManualSwapSuccFlag = false;
diff --git a/Service/Station/MonitorService.cs b/Service/Station/MonitorService.cs
index 00e0ceb..692547f 100644
--- a/Service/Station/MonitorService.cs
+++ b/Service/Station/MonitorService.cs
@@ -1,10 +1,13 @@
+using System.Collections.Concurrent;
 using System.ComponentModel;
+using Autofac;
 using AutoMapper;
 using Common.Util;
 using Entity.Api.Resp;
 using Entity.Constant;
 using Entity.DbModel.Station;
 using Entity.Dto.Req;
+using HybirdFrameworkCore.Autofac;
 using HybirdFrameworkCore.Autofac.Attribute;
 using HybirdFrameworkCore.Entity;
 using log4net;
@@ -15,6 +18,7 @@ using Service.Cloud.Client;
 using Service.Execute;
 using Service.Execute.Api;
 using Service.Execute.Model;
+using Service.Execute.Utils;
 using Service.Init;
 using Service.Mgr;
 using Service.Plc.Client;
@@ -80,10 +84,16 @@ public class MonitorService
         var configBinInfo =
             new MapperConfiguration(cfg => cfg.CreateMap<StepModel, SwappingStateInfoResp>().ReverseMap());
         IMapper mapperBinInfo = configBinInfo.CreateMapper();
-
-        List<SwappingStateInfoResp> stateInfoList =
-            mapperBinInfo.Map<List<SwappingStateInfoResp>>(StationSoftMgr.SwappingStateMachine.StepModel);
-
+        
+        
+        List<SwappingStateInfoResp> stateInfoList = new List<SwappingStateInfoResp>();
+        ConcurrentDictionary<string, StepModel> dictionary = StationSoftMgr.SwappingStateMachine.StepModel;
+        stateInfoList = dictionary.Values
+            .OrderBy(model => model.StepNo)
+            .Select(model => mapperBinInfo.Map<SwappingStateInfoResp>(model))
+            .ToList();
+        
+        
         var tboxCarInfoModel = StationSoftMgr.SwappingStateMachine.BoxCarInfoModel;
 
         List<BinInfo> binInfos = BinInfoRepository.QueryListByClause(i => i.Exists == 1 && i.Status == 1);