Truong Mam Non Cao Xanh - Thanh Pho Ha Long Address: Civil Group 14, Khu 2a, Cao Xanh Ward, Ha Long City, Quang Ninh Province Enterprise code: 5700653564 Phone: 0203821816 Representative: Nguyen Thi Thu Hien Adress: Civil Group 14, Khu 2a, Cao Xanh Ward, Ha Long City, Quang Ninh Province Cao Xanh Ward, Ha Long City, Quang Ninh ProvinceFounding date: 11 - 5 - 2007