Tu Van Va Ho Tro Nghe Viet Nam Joint Stock Company Address: No 18, Lane 639, Hoang Hoa Tham Street, Vinh Phuc Ward, Ba Dinh District, Ha Noi City Enterprise code: 0105935681 Phone: 02437615285 Representative: Hoang Xuan Hanh Vinh Phuc Ward, Ba Dinh District, Ha Noi CityFounding date: 6 - 7 - 2012