Dich Vu Ky Thuat Bom Nam Sao LTD Address: No 15 A19, Nghia Tan Street, Nghia Tan Ward, Cau Giay District, Ha Noi City Enterprise code: 0101641497 Phone: 02475459464 Representative: Do Van Sung Adress: No 94 Nguyen Phong Sac, Dich Vong Ward, Cau Giay District, Ha Noi City Nghia Tan Ward, Cau Giay District, Ha Noi CityFounding date: 25 - 4 - 2005