Van Phong Huyen Uy Tien Yen Address: Dong Tien Street, Tien Yen Town, Tien Yen District, Quang Ninh Province Enterprise code: 5700962033 Phone: 0203876269 Adress: Tien Yen District, Quang Ninh Province Tien Yen Town, Tien Yen District, Quang Ninh ProvinceFounding date: 3 - 11 - 2008