Phong Lao Dong Thuong Binh Va Xa Hoi Huyen Tien Yen Address: Thong Nhat Street, Tien Yen Town, Tien Yen District, Quang Ninh Province Enterprise code: 5701292367 Phone: 02033876272 Adress: Tien Yen District, Quang Ninh Province Tien Yen Town, Tien Yen District, Quang Ninh ProvinceFounding date: 17 - 7 - 2009