Uy Ban Nhan Dan Phuong Hai Yen - Tp. Mong Cai Address: Khu 4, Hai Yen Ward, Mong Cai City, Quang Ninh Province Enterprise code: 5700621442 Phone: 0203881892 Adress: Civil Group 19, Hoa Lac Ward, Mong Cai City, Quang Ninh Province Hai Yen Ward, Mong Cai City, Quang Ninh ProvinceFounding date: 28 - 12 - 2006