Tu Van Dau Tu Phat Trien & Chuyen Giao Cong Nghe LTD Address: No 3B, Ngo Quyen Street, Hoan Kiem District, Ha Noi City Enterprise code: 0101067473 Phone: 0248241843 Hoan Kiem District, Ha Noi CityFounding date: 15 - 11 - 2000