Hop Tac Xa Hoa, Cay Canh Na Tenh Address: Na Tenh Hamlet, Hoang Viet Commune, Van Lang District, Lang Son Province Enterprise code: 4900881319 Phone: 02275470996 Representative: Hoang Van Duong Hoang Viet Commune, Van Lang District, Lang Son ProvinceFounding date: 7 - 10 - 2021