Bao Hiem Xa Hoi Huyen Van Yen Address: Ii Quarter, Mau A Town, Van Yen District, Yen Bai Province Enterprise code: 5200463131 Phone: 02163834246 Representative: Trinh Xuan Dinh Adress: Khu Ii, Mau A Town, Van Yen District, Yen Bai Province Mau A Town, Van Yen District, Yen Bai ProvinceFounding date: 14 - 9 - 2009