private void detach_priceItems(priceItem entity)
		{
			this.SendPropertyChanging();
			entity.company = null;
		}
		private void attach_priceItems(priceItem entity)
		{
			this.SendPropertyChanging();
			entity.company = this;
		}
 partial void UpdatepriceItem(priceItem instance);
 partial void DeletepriceItem(priceItem instance);
 partial void InsertpriceItem(priceItem instance);