Dau Tu So 1 Joint Stock Company Address: No 126, Nguyen Trai Street, Hung Vuong Ward, Phuc Yen Town, Vinh Phuc Province Enterprise code: 2500312201 Phone: 02113869162 Representative: Vu Van Vuong Adress: 15 Nguyen Huy Tuong, Thanh Xuan Trung Ward, Thanh Xuan District, Ha Noi City Hung Vuong Ward, Phuc Yen City, Vinh Phuc ProvinceFounding date: 22 - 10 - 2008