Tien Thanh Joint Stock Company Address: No 348, Dinh Tien Hoang Street, Yen Thinh Ward, Yen Bai City, Yen Bai Province Enterprise code: 5200478642 Phone: 02163851599 Representative: Nguyen Van Muoi Adress: Civil Group 15, Yen Thinh Ward, Yen Bai City, Yen Bai Province Yen Thinh Ward, Yen Bai City, Yen Bai ProvinceFounding date: 18 - 12 - 2009