Ho Tro Phat Trien Khoa Hoc Cong Nghe LTD Address: No 25, 10 Ha Tri 5 Lane, To Hieu Street, Ha Cau Ward, Ha Dong District, Ha Noi City Enterprise code: 0500442045 Phone: 02433515332 Representative: Dinh Van Huynh Adress: No 4S, Nha 76, Bach Khoa Ward, Hai Ba Trung District, Ha Noi City Ha Cau Ward, Ha Dong District, Ha Noi CityFounding date: 30 - 9 - 2003