Van Phong Dang Ky Quyen Su Dung Dat Address: Mau A Town, Van Yen District, Yen Bai Province Enterprise code: 5200402192 Phone: 02163834202 Representative: Nguyen Thi Thuy Hien Adress: Mau A Town, Van Yen District, Yen Bai Province Mau A Town, Van Yen District, Yen Bai ProvinceFounding date: 5 - 6 - 2009