Thanh Huyen Address: Khu Tan Lap, Huu Lung Town, Huu Lung District, Lang Son Province Enterprise code: 4900225451 Phone: 0205825097 Representative: Le Thanh Huyen Adress: Khu Tan Lap, Huu Lung Town, Huu Lung District, Lang Son Province Huu Lung District, Lang Son ProvinceFounding date: 17 - 2 - 2004