Van Phong Dai Dien Tai Lang Son - Cong Ty TNHH Hop Tac Lao Dong Va Thuong Mai Ism Address: Phong Thinh Hamlet, Tan Thanh Commune, Bac Son District, Lang Son Province Enterprise code: 0106785615-005 Phone: 0962735888 Representative: Nguyen Thanh Cong Tan Thanh Commune, Bac Son District, Lang Son ProvinceFounding date: 23 - 11 - 2021