Truong Trung Hoc Co So Cao Thang - Thanh Pho Ha Long Address: Cao Thang Ward, Cao Thang Ward, Ha Long City, Quang Ninh Province Enterprise code: 5700671919 Phone: 0203828257 Adress: 4B Civil Group, Khu 8, Bai Chay, Ha Long City, Quang Ninh Province Cao Thang Ward, Ha Long City, Quang Ninh ProvinceFounding date: 6 - 8 - 2007