Hoang Thanh Yen Bai LTD Address: Civil Group 52, Dong Tam Ward, Yen Bai City, Yen Bai Province Enterprise code: 5200871370 Phone: 0948507189 Representative: Hoang Van Tru Dong Tam Ward, Yen Bai City, Yen Bai ProvinceFounding date: 21 - 2 - 2017