Tu Van Va Dich Vu Khoa Hoc Nong Lam Nghiep Lang Son LTD Address: Quang Lien 3 Hamlet, Quang Lac Commune, Lang Son City, Lang Son Province Enterprise code: 4900759799 Phone: 0982810264 Representative: Hoang Le Minh Adress: No 43 A, Ben Bac Street, Tam Thanh Ward, Lang Son City, Lang Son Province Quang Lac Commune, Lang Son City, Lang Son ProvinceFounding date: 29 - 3 - 2013