Truong Trung Hoc Co So ,Xa Tri Le ,Huyen Van Quan, Lang Son Address: Ban Chau, Tri Le, Van Quan, Van Quan District, Lang Son Province Enterprise code: 4900416086 Phone: 02053830859 Adress: Van Quan District, Lang Son Province Van Quan Town, Van Quan District, Lang Son ProvinceFounding date: 29 - 10 - 2009