Phong Lao Dong Thuong Binh Va Xa Hoi Address: Mau A Town, Van Yen District, Yen Bai Province Enterprise code: 5200409092 Phone: 0216834210 Representative: Pham Thi Hai Adress: Mau A Town, Van Yen District, Yen Bai Province Mau A Town, Van Yen District, Yen Bai ProvinceFounding date: 12 - 6 - 2009