Thuong Mai Va Dich Vu Nguon Song Joint Stock Company Address: No 8, An Xa Street, Phuc Xa Ward, Ba Dinh District, Ha Noi City Enterprise code: 0104078868 Phone: 02435651229 Representative: Nguyen Trung Hai Adress: No 5 Cong Duc, Hang Ma Ward, Hoan Kiem District, Ha Noi City Phuc Xa Ward, Ba Dinh District, Ha Noi CityFounding date: 30 - 7 - 2009