/// <summary>
 /// Create a new Goi_th object.
 /// </summary>
 /// <param name="ma_goi">Initial value of the ma_goi property.</param>
 /// <param name="tien">Initial value of the tien property.</param>
 public static Goi_th CreateGoi_th(global::System.String ma_goi, global::System.Decimal tien)
 {
     Goi_th goi_th = new Goi_th();
     goi_th.ma_goi = ma_goi;
     goi_th.tien = tien;
     return goi_th;
 }
 /// <summary>
 /// Deprecated Method for adding a new object to the Goi_th EntitySet. Consider using the .Add method of the associated ObjectSet&lt;T&gt; property instead.
 /// </summary>
 public void AddToGoi_th(Goi_th goi_th)
 {
     base.AddObject("Goi_th", goi_th);
 }