Truong Tien Lang Son LTD Address: KM 14+800, 1a Highway, Cao Loc Town, Cao Loc District, Lang Son Province Enterprise code: 4900262319 Phone: 02053862356 Representative: Luong Van Nam Adress: No 32B/2, Le Hong Phong Street, Tam Thanh Ward, Lang Son City, Lang Son Province Cao Loc Town, Cao Loc District, Lang Son ProvinceFounding date: 31 - 10 - 2007