Trung Dung Address: Civil Group 1, Khu 1, Ha Khau Ward, Ha Long City, Quang Ninh Province Enterprise code: 5700477196 Phone: 02033694010 Representative: Tran Thi Duyen Adress: Civil Group 1, Khu 1, Ha Khau Ward, Ha Long City, Quang Ninh Province Ha Khau Ward, Ha Long City, Quang Ninh ProvinceFounding date: 9 - 1 - 2004