Phong Giao Duc Va Dao Tao Huyen Tien Yen Address: Dong Tien 1 Street, Tien Yen Town, Tien Yen Town, Tien Yen District, Quang Ninh Province Enterprise code: 5700928635 Phone: 0203876239 Adress: Dong Tien 1 Street, Tien Yen Town, Tien Yen Town, Tien Yen District, Quang Ninh Province Tien Yen Town, Tien Yen District, Quang Ninh ProvinceFounding date: 8 - 9 - 2008