Dau Tu Va Dich Vu Van Tai Trung Nghia Joint Stock Company Address: Civil Group 1, Khu 8a, Quang Hanh Ward, Cam Pha City, Quang Ninh Province Enterprise code: 5700540384 Phone: 02033969378 Representative: Dinh Khac Dat Adress: Civil Group 13, Khu 2, Hong Ha Ward, Ha Long City, Quang Ninh Province Quang Hanh Ward, Cam Pha City, Quang Ninh ProvinceFounding date: 12 - 4 - 2005