Tu Van Thiet Ke Va Phat Trien Cong Nghe Song Gianh Joint Stock Company Address: Building 126, Trung Kinh Street, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0101839842 Phone: 0242938711 Representative: Le Dinh Le Adress: Nha 5a, Doan Ket 2 Lane, Tho Quan Ward, Dong Da District, Ha Noi City Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 15 - 12 - 2005