Xay Dung Viet Ngan Joint Stock Company Address: Khu 2, That Khe Town, Trang Dinh District, Lang Son Province Enterprise code: 4900632055 Phone: 0976925699 Representative: Hoang Quoc Viet Adress: Khu 2, That Khe Town, Trang Dinh District, Lang Son Province That Khe Town, Trang Dinh District, Lang Son ProvinceFounding date: 18 - 1 - 2011