Tu Van Va Dau Tu Quang Long Joint Stock Company Address: 2nd Floor, Vinaconex 21 Building, Phu La Ward, Ha Dong District, Ha Noi City Enterprise code: 0500534909 Phone: 0912356061 Representative: Nguyen Xuan Viet Adress: No 118, Le Loi Street, Le Loi Ward, Son Tay Town, Ha Noi City Phu La Ward, Ha Dong District, Ha Noi CityFounding date: 30 - 10 - 2006