Phong Noi Vu Address: Khu I, That Khe Town, Trang Dinh District, Lang Son Province Enterprise code: 4900391723 Phone: 02053883110 Adress: Trang Dinh District, Lang Son Province That Khe Town, Trang Dinh District, Lang Son ProvinceFounding date: 23 - 9 - 2009