Hop Tac Dau Tu Sao Viet Joint Stock Company Address: 46 Lang Ha, P. Lang Ha, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0101842115 Phone: 0247764073 Representative: Hoang Si Nguyen Adress: No 103 Truc Bach P.Truc Bach, Ba Dinh District, Ha Noi City Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 20 - 12 - 2005