Truong Trung Hoc Co So Cao Xanh - Thanh Pho Ha Long Address: Civil Group 34, Khu 3, Cao Xanh Ward, Cao Xanh Ward, Ha Long City, Quang Ninh Province Enterprise code: 5700669370 Phone: 0203828723 Adress: 4B Civil Group, Khu 8, Bai Chay, Ha Long City, Quang Ninh Province Cao Xanh Ward, Ha Long City, Quang Ninh ProvinceFounding date: 2 - 8 - 2007