Bao Nam Van Yen Address: Cau A Hamlet, Mau A Town, Van Yen District, Yen Bai Province Enterprise code: 5200891761 Phone: 02163506688 Representative: Tran Ngoc Quang Mau A Town, Van Yen District, Yen Bai ProvinceFounding date: 9 - 8 - 2018