Hop Tac Xa Dich Vu Dien Nang Xa Yen Lang Address: Yen Lang Commune, Thanh Son District, Phu Tho Province Enterprise code: 2600316030 Phone: 0210616006 Representative: Dinh Van Phuc Adress: Yen Lang Commune, Thanh Son District, Phu Tho Province Yen Lang Commune, Thanh Son District, Phu Tho ProvinceFounding date: 8 - 10 - 2004