Thuong Mai Va Phat Trien Cong Nghe Hoang Viet Joint Stock Company Address: No 7, Lane 167, Giai Phong Street, Dong Tam Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0102858767 Phone: 0246283385 Representative: Vu Duc Hanh Adress: Hamlet 10, Ta Thanh Oai Commune, Thanh Tri District, Ha Noi City Dong Tam Ward, Hai Ba Trung District, Ha Noi CityFounding date: 14 - 8 - 2008