Thuong Mai Va Dich Vu Phat Trien Tin Hoc Ha Long Joint Stock Company Address: No 118 42 Khu 4a Civil Group, Cao Xanh Ward, Ha Long City, Quang Ninh Province Enterprise code: 5700865713 Phone: 0912461099 Representative: Nguyen Quang Toan Adress: 42 Khu 4a Civil Group, Cao Xanh Ward, Ha Long City, Quang Ninh Province Cao Xanh Ward, Ha Long City, Quang Ninh ProvinceFounding date: 3 - 6 - 2008