Cong Nghe Tin Hoc TTH Viet Nam LTD Address: No 90 Vo Thi Sau, Thanh Nhan Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0102083735 Phone: 0242122358 Representative: Pham Dinh Ty Adress: No 9 9 A Civil Group, Thanh Luong Ward, Hai Ba Trung District, Ha Noi City Thanh Nhan Ward, Hai Ba Trung District, Ha Noi CityFounding date: 30 - 11 - 2006