Dich Vu Dia Vat Ly Va Khao Sat LTD Address: Zoom 3, 4th Floor, Nha C4, Quoc Te Thang Long Village, Dich Vong Ward, Cau Giay District, Ha Noi City Enterprise code: 0101597865 Phone: 0247563484 Representative: Dao Xuan Quang Adress: No 34 Phan Boi Chau, Cua Nam Ward, Hoan Kiem District, Ha Noi City Dich Vong Ward, Cau Giay District, Ha Noi CityFounding date: 19 - 1 - 2005