Chi Nhanh Cong Ty Co Phan Dau Tu Xay Dung Hoa Hop Tai Tinh Lang Son Address: Civil Group 9, Khoi 9, Vinh Trai Ward, Lang Son City, Lang Son Province Enterprise code: 4900217757-002 Phone: 02145875585 Representative: Nguyen Van Hop Adress: Lim Street, Lim Town, Tien Du District, Bac Ninh Province Vinh Trai Ward, Lang Son City, Lang Son ProvinceFounding date: 25 - 7 - 2006