Chi Cuc Thong Ke Huyen Tien Yen Address: Thong Nhat Street, Tien Yen Town, Tien Yen Town, Tien Yen District, Quang Ninh Province Enterprise code: 5700961953 Phone: 02033876186 Adress: Thac Buoi 2 Hamlet, Tien Lang Commune, Tien Yen District, Quang Ninh Province Tien Yen Town, Tien Yen District, Quang Ninh ProvinceFounding date: 3 - 11 - 2008