Cty TNHH Cong Nghe Tin Hoc Dai Duong Address: 1st Floor Cao Oc VP Quoc Huy - 135a Luy Ban Bich, P.Tan Thoi Hoa, Tan Thoi Hoa Ward, Tan Phu District, Ho Chi Minh City Enterprise code: 0304264974 Phone: 0288661506 Representative: Luong Thanh Duy Hung Tan Thoi Hoa Ward, Tan Phu District, Ho Chi Minh CityFounding date: 3 - 4 - 2006