Tong Doi Thanh Nien Xung Phong Dong Bac Address: Hamlet 8, Hai Hoa Ward, Mong Cai City, Quang Ninh Province Enterprise code: 5700277479 Phone: 02143883721 Representative: Nguyen Van Tuyen Adress: Hamlet 8, Hai Hoa Commune, Ha Long City, Quang Ninh Province Hai Hoa Ward, Mong Cai City, Quang Ninh ProvinceFounding date: 15 - 6 - 1999