Dau Tu Va Phat Trien Pythis Viet Nam Joint Stock Company Address: No 16, C2, Yen Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0102554871 Phone: 02437534678 Representative: Cao Tat Thanh Adress: P2, Day 1, Tap The Hao Nam, O Cho Dua Ward, Dong Da District, Ha Noi City Yen Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 6 - 12 - 2007