Vang Bac Son Huyen Address: Khu 5, Thanh Ba Town, Thanh Ba District, Phu Tho Province Enterprise code: 2600701265 Phone: 02816703999 Representative: Dang Ngoc Son Adress: Khu 5, Thanh Ba Town, Thanh Ba District, Phu Tho Province Thanh Ba Town, Thanh Ba District, Phu Tho ProvinceFounding date: 6 - 10 - 2010