diff --git a/Seyounth.Core/Extensions/DateTimeExtensions.cs b/Seyounth.Core/Extensions/DateTimeExtensions.cs
index 326190b..3b6736f 100644
--- a/Seyounth.Core/Extensions/DateTimeExtensions.cs
+++ b/Seyounth.Core/Extensions/DateTimeExtensions.cs
@@ -2,8 +2,8 @@ namespace Seyounth.Core.Extensions;
 
 public static class DateTimeExtensions
 {
-    public static int ToTimestamp(this DateTime dateTime)
+    public static long ToTimestamp(this DateTime dateTime)
     {
-        return (int)new DateTimeOffset(dateTime).ToUnixTimeSeconds();
+        return new DateTimeOffset(dateTime).ToUnixTimeMilliseconds();
     }
 }
\ No newline at end of file
diff --git a/Seyounth.Hyosung.Core/Agv/HyosungAgvService.cs b/Seyounth.Hyosung.Core/Agv/HyosungAgvService.cs
index d215582..5d804af 100644
--- a/Seyounth.Hyosung.Core/Agv/HyosungAgvService.cs
+++ b/Seyounth.Hyosung.Core/Agv/HyosungAgvService.cs
@@ -13,7 +13,7 @@ public class HyosungAgvService(
     private readonly HikAgv _agv = new(loggerFactory.CreateLogger<HikAgv>());
 
 
-    public async Task StorageAsync(string trayCode)
+    public async Task StorageAsync(long trayCode)
     {
         AgvStatusInfo? status;
         do
diff --git a/Seyounth.Hyosung.Core/Agv/IHyosungAgvService.cs b/Seyounth.Hyosung.Core/Agv/IHyosungAgvService.cs
index a94d7a0..46e57ca 100644
--- a/Seyounth.Hyosung.Core/Agv/IHyosungAgvService.cs
+++ b/Seyounth.Hyosung.Core/Agv/IHyosungAgvService.cs
@@ -7,5 +7,5 @@ public interface IHyosungAgvService
     /// </summary>
     /// <param name="trayCode"></param>
     /// <returns></returns>
-    Task StorageAsync(string trayCode);
+    Task StorageAsync(long trayCode);
 }
\ No newline at end of file
diff --git a/Seyounth.Hyosung.Core/Plc/HyosungPlcService.cs b/Seyounth.Hyosung.Core/Plc/HyosungPlcService.cs
index e1f03f2..9a5da67 100644
--- a/Seyounth.Hyosung.Core/Plc/HyosungPlcService.cs
+++ b/Seyounth.Hyosung.Core/Plc/HyosungPlcService.cs
@@ -46,12 +46,12 @@ public class HyosungPlcService(ILogger<HyosungPlcService> logger) : IHyosungPlcS
         logger.LogInformation($"write [{variety.Id}] to plc address[4230]");
     }
 
-    public async Task WriteScanYarnResultAsync(bool result, short? varietyId = null, string? yarnCode = null)
+    public async Task WriteScanYarnResultAsync(bool result, short? varietyId = null, long yarnCode = 0)
     {
         if (result && yarnCode != null && varietyId != null)
         {
             await _writer.WriteShortsAsync(4009, varietyId.Value);
-            await _writer.WriteStringAsync(4010, yarnCode);
+            await _writer.WriteLongAsync(4010, yarnCode);
             logger.LogInformation($"write [{yarnCode}] to plc address[4010]");
         }
 
@@ -81,10 +81,10 @@ public class HyosungPlcService(ILogger<HyosungPlcService> logger) : IHyosungPlcS
         isLeaving = false;
     }
 
-    public async Task WriteTrayCodeAsync(int index, string trayCode)
+    public async Task WriteTrayCodeAsync(int index, long trayCode)
     {
         var address = index == 1 ? 4100 : 4110;
-        await _writer.WriteStringAsync(address, trayCode);
+        await _writer.WriteLongAsync(address, trayCode);
     }
 
     public async Task WriteReceivedYarnCountAsync(int count)
@@ -124,9 +124,9 @@ public class HyosungPlcService(ILogger<HyosungPlcService> logger) : IHyosungPlcS
 
     public event Func<PlcStackingInfo, Task>? OnPlcPutCompleted;
 
-    public event Func<string, Task>? OnPlcRequestPackLineOption;
+    public event Func<long, Task>? OnPlcRequestPackLineOption;
 
-    public event Func<int, string, int, Task>? OnRequestPrintLabel;
+    public event Func<int, long, int, Task>? OnRequestPrintLabel;
 
 
     private async Task ReadLoop(CancellationToken token)
@@ -205,8 +205,8 @@ public class HyosungPlcService(ILogger<HyosungPlcService> logger) : IHyosungPlcS
         if (leavingProductionLine[0] == 1)
         {
             await _writer.WriteShortsAsync(4020, 0);
-            var trayCode = await _reader.ReadStringAsync(12600);
-            if (!string.IsNullOrEmpty(trayCode))
+            var trayCode = await _reader.ReadLongAsync(12600);
+            if (trayCode != 0)
             {
                 PlcStackInfo info = new PlcStackInfo()
                 {
@@ -244,21 +244,21 @@ public class HyosungPlcService(ILogger<HyosungPlcService> logger) : IHyosungPlcS
         if (status[0] > 0)
         {
             await _writer.WriteShortsAsync(4690, 0, 0, 0);
-            var trayCode = await _reader.ReadStringAsync(4620);
-            var yarn1 = await _reader.ReadStringAsync(4630);
-            var yarn2 = await _reader.ReadStringAsync(4640);
-            var yarn3 = await _reader.ReadStringAsync(4650);
+            var trayCode = await _reader.ReadLongAsync(4620);
+            var yarn1 = await _reader.ReadLongAsync(4630);
+            var yarn2 = await _reader.ReadLongAsync(4640);
+            var yarn3 = await _reader.ReadLongAsync(4650);
             var info = new PlcStackingInfo()
             {
                 TrayCode = trayCode,
                 YarnCount = status[0],
                 TotalYarnCount = status[1]
             };
-            if (!string.IsNullOrEmpty(yarn1))
+            if (yarn1!=0)
                 info.YarnCode.Add(yarn1);
-            if (!string.IsNullOrEmpty(yarn2))
+            if (yarn2!=0)
                 info.YarnCode.Add(yarn2);
-            if (!string.IsNullOrEmpty(yarn3))
+            if (yarn3!=0)
                 info.YarnCode.Add(yarn3);
             if (info.YarnCode.Count != info.YarnCount)
             {
@@ -280,7 +280,7 @@ public class HyosungPlcService(ILogger<HyosungPlcService> logger) : IHyosungPlcS
         var requestPackLineOption = await _reader.ReadShortsAsync(4022, 1);
         if (requestPackLineOption[0] == 1)
         {
-            var trayCode = await _reader.ReadStringAsync(12100);
+            var trayCode = await _reader.ReadLongAsync(12100);
             await _writer.WriteShortsAsync(4022, 0);
             OnPlcRequestPackLineOption?.Invoke(trayCode);
         }
@@ -291,7 +291,7 @@ public class HyosungPlcService(ILogger<HyosungPlcService> logger) : IHyosungPlcS
         var requestPrintLabel = await _reader.ReadShortsAsync(13010, 3);
         if (requestPrintLabel[0] == 1)
         {
-            var trayCode = await _reader.ReadStringAsync(13000);
+            var trayCode = await _reader.ReadLongAsync(13000);
             await _writer.WriteShortsAsync(13010, 0);
             await _writer.WriteShortsAsync(13012, 0);
             OnRequestPrintLabel?.Invoke(1, trayCode, requestPrintLabel[2]);
@@ -299,7 +299,7 @@ public class HyosungPlcService(ILogger<HyosungPlcService> logger) : IHyosungPlcS
 
         if (requestPrintLabel[1] == 1)
         {
-            var trayCode = await _reader.ReadStringAsync(13000);
+            var trayCode = await _reader.ReadLongAsync(13000);
             await _writer.WriteShortsAsync(13011, 0);
             await _writer.WriteShortsAsync(13012, 0);
             OnRequestPrintLabel?.Invoke(2, trayCode, requestPrintLabel[2]);
diff --git a/Seyounth.Hyosung.Core/Plc/IHyosungPlcService.cs b/Seyounth.Hyosung.Core/Plc/IHyosungPlcService.cs
index ed87387..c92c092 100644
--- a/Seyounth.Hyosung.Core/Plc/IHyosungPlcService.cs
+++ b/Seyounth.Hyosung.Core/Plc/IHyosungPlcService.cs
@@ -24,7 +24,7 @@ public interface IHyosungPlcService
     /// <param name="varietyId">品类ID</param>
     /// <param name="yarnCode">纱码</param>
     /// <returns></returns>
-    Task WriteScanYarnResultAsync(bool result, short? varietyId = null, string? yarnCode = null);
+    Task WriteScanYarnResultAsync(bool result, short? varietyId = null, long yarnCode = 0);
 
     /// <summary>
     /// 写入治具扫码结果
@@ -47,7 +47,7 @@ public interface IHyosungPlcService
     /// <param name="index"></param>
     /// <param name="trayCode"></param>
     /// <returns></returns>
-    Task WriteTrayCodeAsync(int index, string trayCode);
+    Task WriteTrayCodeAsync(int index, long trayCode);
 
     /// <summary>
     /// 写入收到的纱数量
@@ -88,10 +88,10 @@ public interface IHyosungPlcService
     /// <summary>
     /// Plc请求打包线选项
     /// </summary>
-    event Func<string, Task> OnPlcRequestPackLineOption;
+    event Func<long, Task> OnPlcRequestPackLineOption;
 
     /// <summary>
     /// 贴标站请求贴标
     /// </summary>
-    event Func<int, string, int, Task> OnRequestPrintLabel;
+    event Func<int, long, int, Task> OnRequestPrintLabel;
 }
\ No newline at end of file
diff --git a/Seyounth.Hyosung.Core/Plc/McPlc.cs b/Seyounth.Hyosung.Core/Plc/McPlc.cs
index b86f602..268319b 100644
--- a/Seyounth.Hyosung.Core/Plc/McPlc.cs
+++ b/Seyounth.Hyosung.Core/Plc/McPlc.cs
@@ -51,6 +51,27 @@ public class McPlc(string host, int port, Mitsubishi.McFrame type)
         return shorts;
     }
 
+    public async Task<long> ReadLongAsync(int address)
+    {
+        // 一个 long 类型是 8 字节，所以需要读取 8 个字节的数据
+        var bytes = await ReadBytesAsync(address, 8);
+        // 确保读取到了足够的字节
+        if (bytes.Length < 8)
+        {
+            throw new Exception("读取 long 类型数据时字节数不足");
+        }
+        // 将字节数组转换为 long 类型
+        return BitConverter.ToInt64(bytes, 0);
+    }
+
+    public async Task WriteLongAsync(int address, long value)
+    {
+        byte[] bytes = BitConverter.GetBytes(value);
+
+        // Write the byte array to the PLC
+        await WriteBytesAsync(address, bytes);
+    }
+
     public async Task WriteShortsAsync(int address, params short[] values)
     {
         var code = await _mc.WriteDeviceBlock(Mitsubishi.PlcDeviceType.D, address, values.Length,
diff --git a/Seyounth.Hyosung.Core/Printer/HyosungPrinter.cs b/Seyounth.Hyosung.Core/Printer/HyosungPrinter.cs
index e7b98c9..31abdbf 100644
--- a/Seyounth.Hyosung.Core/Printer/HyosungPrinter.cs
+++ b/Seyounth.Hyosung.Core/Printer/HyosungPrinter.cs
@@ -34,7 +34,7 @@ public class HyosungPrinter(
         logger.LogInformation("printer disconnected");
     }
 
-    public async Task PrintAsync(int index, string trayCode)
+    public async Task PrintAsync(int index, long trayCode)
     {
         var tray = await trayService.GetByCode(trayCode);
         if (index == 1)
diff --git a/Seyounth.Hyosung.Core/Printer/IHyosungPrinter.cs b/Seyounth.Hyosung.Core/Printer/IHyosungPrinter.cs
index 4a2cbac..1a41047 100644
--- a/Seyounth.Hyosung.Core/Printer/IHyosungPrinter.cs
+++ b/Seyounth.Hyosung.Core/Printer/IHyosungPrinter.cs
@@ -11,5 +11,5 @@ public interface IHyosungPrinter
     /// </summary>
     /// <param name="trayCode"></param>
     /// <returns></returns>
-    Task PrintAsync(int index,string trayCode);
+    Task PrintAsync(int index,long trayCode);
 }
\ No newline at end of file
diff --git a/Seyounth.Hyosung.Data/Entities/ScannedYarnEntity.cs b/Seyounth.Hyosung.Data/Entities/ScannedYarnEntity.cs
index cc731c2..3ee217d 100644
--- a/Seyounth.Hyosung.Data/Entities/ScannedYarnEntity.cs
+++ b/Seyounth.Hyosung.Data/Entities/ScannedYarnEntity.cs
@@ -12,7 +12,7 @@ public class ScannedYarnEntity
     public string QrCode { get; set; }
 
     [SugarColumn(ColumnDescription = "纱线代码", Length = 20)]
-    public string ScanCode { get; set; }
+    public long ScanCode { get; set; }
 
     [SugarColumn(ColumnDescription = "Lot")]
     public int Lot { get; set; }
diff --git a/Seyounth.Hyosung.Data/Entities/TrayEntity.cs b/Seyounth.Hyosung.Data/Entities/TrayEntity.cs
index 5f69179..0b3c324 100644
--- a/Seyounth.Hyosung.Data/Entities/TrayEntity.cs
+++ b/Seyounth.Hyosung.Data/Entities/TrayEntity.cs
@@ -9,12 +9,12 @@ public class TrayEntity
     public int Id { get; set; }
 
     [SugarColumn(ColumnDescription = "托盘唯一号")]
-    public string TrayCode { get; set; }
+    public long TrayCode { get; set; }
 
     [SugarColumn(ColumnDescription = "所属的品类信息")]
     public int VarietyId { get; set; }
 
-    [SugarColumn(ColumnDescription = "垛高",IsNullable =true)]
+    [SugarColumn(ColumnDescription = "垛高", IsNullable = true)]
     public int? StackHeight { get; set; }
 
     [SugarColumn(ColumnDescription = "是否为双号")]
diff --git a/Seyounth.Hyosung.Data/Models/Plc/PackLineOption.cs b/Seyounth.Hyosung.Data/Models/Plc/PackLineOption.cs
index 13d0e74..0eb7fe4 100644
--- a/Seyounth.Hyosung.Data/Models/Plc/PackLineOption.cs
+++ b/Seyounth.Hyosung.Data/Models/Plc/PackLineOption.cs
@@ -16,5 +16,5 @@ public partial class PackLineOption : ObservableObject
 
     [ObservableProperty] private bool isLam;
 
-    [ObservableProperty] private string trayCode;
+    [ObservableProperty] private long trayCode;
 }
\ No newline at end of file
diff --git a/Seyounth.Hyosung.Data/Models/Plc/PlcStackInfo.cs b/Seyounth.Hyosung.Data/Models/Plc/PlcStackInfo.cs
index 4899f27..88282ff 100644
--- a/Seyounth.Hyosung.Data/Models/Plc/PlcStackInfo.cs
+++ b/Seyounth.Hyosung.Data/Models/Plc/PlcStackInfo.cs
@@ -5,6 +5,6 @@ namespace Seyounth.Hyosung.Data.Models.Plc;
 /// </summary>
 public class PlcStackInfo
 {
-    public string TrayCode { get; set; }
+    public long TrayCode { get; set; }
     
 }
\ No newline at end of file
diff --git a/Seyounth.Hyosung.Data/Models/Plc/PlcStackingInfo.cs b/Seyounth.Hyosung.Data/Models/Plc/PlcStackingInfo.cs
index 0975857..873bcd1 100644
--- a/Seyounth.Hyosung.Data/Models/Plc/PlcStackingInfo.cs
+++ b/Seyounth.Hyosung.Data/Models/Plc/PlcStackingInfo.cs
@@ -2,9 +2,9 @@ namespace Seyounth.Hyosung.Data.Models.Plc;
 
 public class PlcStackingInfo
 {
-    public string TrayCode { get; set; }
+    public long TrayCode { get; set; }
 
-    public List<string> YarnCode { get; set; } = new List<string>();
+    public List<long> YarnCode { get; set; } = new ();
 
     public int YarnCount { get; set; }
 
diff --git a/Seyounth.Hyosung.Data/Models/Tray.cs b/Seyounth.Hyosung.Data/Models/Tray.cs
index dbb07df..26aec10 100644
--- a/Seyounth.Hyosung.Data/Models/Tray.cs
+++ b/Seyounth.Hyosung.Data/Models/Tray.cs
@@ -6,7 +6,7 @@ public class Tray
 {
     public int Id { get; set; }
 
-    public string TrayCode { get; set; }
+    public long TrayCode { get; set; }
 
     public int VarietyId { get; set; }
 
diff --git a/Seyounth.Hyosung.Data/Models/Yarn.cs b/Seyounth.Hyosung.Data/Models/Yarn.cs
index 3a19b26..8e6496e 100644
--- a/Seyounth.Hyosung.Data/Models/Yarn.cs
+++ b/Seyounth.Hyosung.Data/Models/Yarn.cs
@@ -9,7 +9,7 @@ public class Yarn
 
     public string QrCode { get; set; }
 
-    public string ScanCode { get; set; }
+    public long ScanCode { get; set; }
 
     public int Lot { get; set; }
 
@@ -53,7 +53,7 @@ public class Yarn
                     ProduceTime = parts[3],
                     ScanTime = DateTime.Now,
                     VarietyId = varietyId,
-                    ScanCode = DateTime.Now.ToTimestamp().ToString(),
+                    ScanCode = DateTime.Now.ToTimestamp(),
                     TrayId = null
                 };
                 yarn.WorkShift = parts[1] switch
@@ -79,7 +79,7 @@ public class Yarn
                     ScanTime = DateTime.Now,
                     VarietyId = varietyId,
                     TrayId = null,
-                    ScanCode = DateTime.Now.ToTimestamp().ToString().PadLeft(10, '0'),
+                    ScanCode = DateTime.Now.ToTimestamp(),
                 };
                 yarn.WorkShift = parts[5] switch
                 {
diff --git a/Seyounth.Hyosung.Data/Services/ITrayService.cs b/Seyounth.Hyosung.Data/Services/ITrayService.cs
index bc574f9..0741330 100644
--- a/Seyounth.Hyosung.Data/Services/ITrayService.cs
+++ b/Seyounth.Hyosung.Data/Services/ITrayService.cs
@@ -17,21 +17,21 @@ public interface ITrayService
     /// </summary>
     /// <param name="code"></param>
     /// <returns></returns>
-    Task<int> GetIdByCode(string code);
+    Task<int> GetIdByCode(long code);
 
     /// <summary>
     /// 
     /// </summary>
     /// <param name="code"></param>
     /// <returns></returns>
-    Task<Tray> GetByCode(string code);
+    Task<Tray> GetByCode(long code);
 
     /// <summary>
     /// 生成控制号
     /// </summary>
     /// <param name="trayCode"></param>
     /// <returns></returns>
-    Task StorageAsync(string trayCode);
+    Task StorageAsync(long trayCode);
 
     /// <summary>
     /// 打印托盘
@@ -41,5 +41,5 @@ public interface ITrayService
     /// <param name="controlNo"></param>
     /// <param name="itemInfo"></param>
     /// <returns></returns>
-    Task PrintTrayAsync(string trayCode, int stackHeight, int controlNo, MST_ITEM_2240_V itemInfo);
+    Task PrintTrayAsync(long trayCode, int stackHeight, int controlNo, MST_ITEM_2240_V itemInfo);
 }
\ No newline at end of file
diff --git a/Seyounth.Hyosung.Data/Services/IYarnService.cs b/Seyounth.Hyosung.Data/Services/IYarnService.cs
index 3a90579..43c72ac 100644
--- a/Seyounth.Hyosung.Data/Services/IYarnService.cs
+++ b/Seyounth.Hyosung.Data/Services/IYarnService.cs
@@ -5,21 +5,21 @@ namespace Seyounth.Hyosung.Data.Services;
 
 public interface IYarnService
 {
-    ConcurrentDictionary<string, Yarn> NoFinished { get; }
+    ConcurrentDictionary<long, Yarn> NoFinished { get; }
 
     Task<Yarn?> AddYarnAsync(Yarn yarn);
 
 
     Task<List<Yarn>> GetYarnsByTrayIdAsync(int trayId);
 
-    Task<Yarn> GetYarnByCodeAsync(string code);
+    Task<Yarn> GetYarnByCodeAsync(long code);
 
     /// <summary>
     /// 完成指定纱
     /// </summary>
     /// <param name="yarnCode"></param>
     /// <returns></returns>
-    Task FinishYarnAsync(string yarnCode);
+    Task FinishYarnAsync(long yarnCode);
 
     /// <summary>
     /// 绑定托盘号
@@ -27,5 +27,5 @@ public interface IYarnService
     /// <param name="yarnCode"></param>
     /// <param name="trayId"></param>
     /// <returns></returns>
-    Task BindTrayAsync(string yarnCode, int trayId);
+    Task BindTrayAsync(long yarnCode, int trayId);
 }
\ No newline at end of file
diff --git a/Seyounth.Hyosung.Data/Services/TrayService.cs b/Seyounth.Hyosung.Data/Services/TrayService.cs
index 143d75b..f0a2224 100644
--- a/Seyounth.Hyosung.Data/Services/TrayService.cs
+++ b/Seyounth.Hyosung.Data/Services/TrayService.cs
@@ -11,7 +11,7 @@ namespace Seyounth.Hyosung.Data.Services;
 
 public class TrayService : ITrayService
 {
-    private readonly ConcurrentDictionary<string, Tray> _cache = new();
+    private readonly ConcurrentDictionary<long, Tray> _cache = new();
     private readonly IRepository<TrayEntity> _repository;
     private readonly IHyosungWmsService _hyosungWmsService;
 
@@ -30,7 +30,7 @@ public class TrayService : ITrayService
     {
         var tray = new Tray()
         {
-            TrayCode =DateTime.Now.ToTimestamp().ToString(),
+            TrayCode = DateTime.Now.ToTimestamp(),
             VarietyId = varietyId,
             CreateTime = DateTime.Now
         };
@@ -42,21 +42,19 @@ public class TrayService : ITrayService
         return tray;
     }
 
-    public async Task<int> GetIdByCode(string code)
+    public async Task<int> GetIdByCode(long code)
     {
         try
         {
             return _cache[code].Id;
-
         }
         catch
         {
             return (await _repository.GetFirstAsync(d => d.TrayCode == code)).Id;
         }
-       
     }
 
-    public async Task<Tray> GetByCode(string code)
+    public async Task<Tray> GetByCode(long code)
     {
         return Tray.FromEntity(await _repository.GetSingleAsync(t => t.TrayCode == code));
     }
@@ -66,7 +64,7 @@ public class TrayService : ITrayService
         throw new NotImplementedException();
     }
 
-    public async Task PrintTrayAsync(string trayCode, int stackHeight, int controlNo, MST_ITEM_2240_V itemInfo)
+    public async Task PrintTrayAsync(long trayCode, int stackHeight, int controlNo, MST_ITEM_2240_V itemInfo)
     {
         Tray tray;
         try
@@ -77,7 +75,7 @@ public class TrayService : ITrayService
         {
             tray = await GetByCode(trayCode);
         }
-         
+
         tray.ControlNo = controlNo;
         tray.StackHeight = stackHeight;
         tray.Grade = itemInfo.GRADE;
@@ -91,8 +89,7 @@ public class TrayService : ITrayService
         _cache.Remove(tray.TrayCode, out _);
     }
 
-    public async Task StorageAsync(string trayCode)
+    public async Task StorageAsync(long trayCode)
     {
-        
     }
 }
\ No newline at end of file
diff --git a/Seyounth.Hyosung.Data/Services/YarnService.cs b/Seyounth.Hyosung.Data/Services/YarnService.cs
index 138993b..b55003f 100644
--- a/Seyounth.Hyosung.Data/Services/YarnService.cs
+++ b/Seyounth.Hyosung.Data/Services/YarnService.cs
@@ -13,7 +13,7 @@ public class YarnService : IYarnService
     public YarnService(IServiceProvider provider)
     {
         _yarnRepository = provider.CreateScope().ServiceProvider.GetRequiredService<IRepository<ScannedYarnEntity>>();
-        NoFinished = new ConcurrentDictionary<string, Yarn>();
+        NoFinished = new ConcurrentDictionary<long, Yarn>();
         var yarns = _yarnRepository.GetList(y => !y.IsFinished);
         foreach (var yarn in yarns)
         {
@@ -21,7 +21,7 @@ public class YarnService : IYarnService
         }
     }
 
-    public ConcurrentDictionary<string, Yarn> NoFinished { get; }
+    public ConcurrentDictionary<long, Yarn> NoFinished { get; }
 
     public async Task<Yarn?> AddYarnAsync(Yarn yarn)
     {
@@ -37,7 +37,7 @@ public class YarnService : IYarnService
             .Select(Yarn.FromEntity).ToList();
     }
 
-    public async Task<Yarn> GetYarnByCodeAsync(string code)
+    public async Task<Yarn> GetYarnByCodeAsync(long code)
     {
         try
         {
@@ -50,7 +50,7 @@ public class YarnService : IYarnService
         
     }
 
-    public async Task FinishYarnAsync(string yarnCode)
+    public async Task FinishYarnAsync(long yarnCode)
     {
         var yarn = NoFinished[yarnCode];
         yarn.IsFinished = true;
@@ -58,7 +58,7 @@ public class YarnService : IYarnService
         NoFinished.TryRemove(yarnCode, out _);
     }
 
-    public async Task BindTrayAsync(string yarnCode, int trayId)
+    public async Task BindTrayAsync(long yarnCode, int trayId)
     {
         var yarn = NoFinished[yarnCode];
         yarn.TrayId = trayId;
diff --git a/Seyounth.Hyosung.Runtime/HyosungRuntime.cs b/Seyounth.Hyosung.Runtime/HyosungRuntime.cs
index c85ea72..7165216 100644
--- a/Seyounth.Hyosung.Runtime/HyosungRuntime.cs
+++ b/Seyounth.Hyosung.Runtime/HyosungRuntime.cs
@@ -245,7 +245,7 @@ public class HyosungRuntime(
     /// <param name="arg"></param>
     /// <returns></returns>
     /// <exception cref="NotImplementedException"></exception>
-    private async Task OnPlcRequestPackLineOption(string arg)
+    private async Task OnPlcRequestPackLineOption(long arg)
     {
         logger.LogInformation($"plc request pack line option");
         try
@@ -286,7 +286,7 @@ public class HyosungRuntime(
     /// <param name="arg2"></param>
     /// <returns></returns>
     /// <exception cref="NotImplementedException"></exception>
-    private async Task OnPlcRequestPrintLabel(int arg1, string trayCode, int height)
+    private async Task OnPlcRequestPrintLabel(int arg1, long trayCode, int height)
     {
         logger.LogInformation($"plc request print label:{arg1} {trayCode} {height}");
         try
diff --git a/Seyounth.Hyosung.Runtime/Models/StackStationModel.cs b/Seyounth.Hyosung.Runtime/Models/StackStationModel.cs
index 2ba2c04..254d8ac 100644
--- a/Seyounth.Hyosung.Runtime/Models/StackStationModel.cs
+++ b/Seyounth.Hyosung.Runtime/Models/StackStationModel.cs
@@ -9,7 +9,7 @@ namespace Seyounth.Hyosung.Runtime.Models;
 public partial class StackStationModel
 {
     [ObservableProperty] [DefaultValue("NoData")]
-    private string trayCode;
+    private long trayCode;
 
     [ObservableProperty] [DefaultValue("NoData")]
     private string varietyCode;