Thuong Mai Dich Vu Xay Dung Ngoc Son LTD Address: No 16 6 Khu Kieu Son Civil Group, Dang Lam Ward, Hai An District, Hai Phong City Enterprise code: 0201027040 Phone: 02253621350 Representative: Dang Van Son Adress: No 72/46 Lach Tray, Hang Kenh Ward, Le Chan District, Hai Phong City Dang Lam Ward, Hai An District, Hai Phong CityFounding date: 28 - 12 - 2009