public BackEndController(Service_Supplier Supplier_Val, Service_Product Product_Val)
{
Supplier_P = Supplier_Val ?? new Service_Supplier();
Product_P = Product_P ?? new Service_Product();
}
public BulletinController(Service_BulletinM_Cs BulletinM_Val, Service_BulletinD_Cs BulletinD_Val, Service_Supplier Supplier_Val)
{
BulletinM_P = BulletinM_Val ?? new Service_BulletinM_Cs();
BulletinD_P = BulletinD_Val ?? new Service_BulletinD_Cs();
}