Tu Van Va Phat Trien Cong Nghe Cao 3B Joint Stock Company Address: No 34, Thanh Nhan Street, Thanh Nhan Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0103392817 Phone: 02438214717 Representative: Le Thanh Phuong Adress: Hong Ngu Hamlet, Thuy Phuong Commune, Tu Liem District, Ha Noi City Thanh Nhan Ward, Hai Ba Trung District, Ha Noi CityFounding date: 24 - 2 - 2009