diff --git a/MainWindow.xaml b/MainWindow.xaml
index 0b5e6dc..cfd1cd5 100644
--- a/MainWindow.xaml
+++ b/MainWindow.xaml
@@ -72,7 +72,7 @@
         <ComboBox x:Name="Forms_" HorizontalAlignment="Left" Height="30" Margin="38,175,0,0" VerticalAlignment="Top" Width="105" FontSize="20" IsTabStop="True" Grid.Column="1"/>
         <TextBox x:Name="Number" HorizontalAlignment="Left" Height="30" Margin="95,35,0,0" TextWrapping="Wrap" Text="" VerticalAlignment="Top" Width="200" FontSize="20" KeyUp="SearchBox_OnKeyDownd" Grid.ColumnSpan="2"/>
         <TextBox HorizontalAlignment="Left" Height="30" Margin="95,70,0,0" TextWrapping="Wrap" Text="" VerticalAlignment="Top" Width="200" FontSize="20" KeyUp="SearchBox_OnKeyDownd" IsTabStop="False" Grid.ColumnSpan="2"/>
-        <TextBox x:Name="Anew" HorizontalAlignment="Left" Height="30" Margin="38,35,0,0" TextWrapping="Wrap" Text="0" VerticalAlignment="Top" Width="30" FontSize="20" 
+        <TextBox x:Name="ReDye" HorizontalAlignment="Left" Height="30" Margin="38,35,0,0" TextWrapping="Wrap" Text="0" VerticalAlignment="Top" Width="30" FontSize="20" 
                  MaxLines="1" MaxLength="2" PreviewTextInput="Tb_KeyPress" InputMethod.IsInputMethodEnabled="False" Focusable ="False" Grid.Column="1"/>
         <TextBox HorizontalAlignment="Left" Height="30" Margin="95,105,0,0" TextWrapping="Wrap" Text="" VerticalAlignment="Top" Width="200" FontSize="20" KeyUp="SearchBox_OnKeyDownd" IsTabStop="False" Grid.ColumnSpan="2"/>
         <ComboBox x:Name="Machine" DisplayMemberPath="Name"
diff --git a/MainWindow.xaml.cs b/MainWindow.xaml.cs
index 64caf95..943ee75 100644
--- a/MainWindow.xaml.cs
+++ b/MainWindow.xaml.cs
@@ -359,9 +359,43 @@ namespace formula_manage
         {
         }
 
-        private void save(object sender, RoutedEventArgs e)  //保存按钮
+        private async void save(object sender, RoutedEventArgs e)  //保存按钮
         {
-            if(Machine.Text =="")
+
+            SqlConnection conn_SC = new SqlConnection(Connstr_SC);
+            string DYELOTS_sql = "SELECT count(*) FROM [Dispensing].[dbo].[DYELOTS_RECIPE] WHERE Dyelot = '" + Number.Text + "' and ReDye = '" + ReDye.Text + "'";//单号查询语句            
+            try
+            {
+                await conn_SC.OpenAsync();    //打开数据连接
+                SqlDataAdapter DYELOTS_data = new SqlDataAdapter(DYELOTS_sql, Connstr_SC);   //查询
+                conn_SC.Close();  //关闭连接
+                DataTable ds = new DataTable();
+                DYELOTS_data.Fill(ds);
+                if (ds.Rows[0][0].ToString() != "0")
+                {
+                    MessageBoxResult result = System.Windows.MessageBox.Show("当前料单已经存在是否重染", "注意", MessageBoxButton.OKCancel, MessageBoxImage.Question, MessageBoxResult.Cancel);
+                    if (result == MessageBoxResult.OK)
+                    {
+                        ReDye.Text = (int.Parse(ReDye.Text) + 1).ToString();
+                        System.Windows.MessageBox.Show("重染已经变更请再次保存", "注意");
+                        return;
+                    }
+                    if (result == MessageBoxResult.Cancel)
+                    {
+                        System.Windows.MessageBox.Show("请使用新单号保存", "注意");
+                        return;
+                    }
+                    if (result == MessageBoxResult.None) return;
+                }
+
+            }
+            catch (Exception)
+            {
+                System.Windows.MessageBox.Show("数据访问失败，重试");
+                return;
+            }   //单号重复检查
+
+            if (Machine.Text =="")
             {
                 System.Windows.MessageBox.Show("请选择机台", "注意",MessageBoxButton.OK , MessageBoxImage.Question) ;
                 return;