Vi Son Joint Stock Company Address: Zoom 806, Hanoi Tungshing Building, No 2 Ngo Quyen, Ly Thai To Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101576537 Phone: 02439352828 Representative: Trinh Thi My Hanh Ly Thai To Ward, Hoan Kiem District, Ha Noi CityFounding date: 6 - 12 - 2004