Thuong Mai Tong Hop - Toan Thang Joint Stock Company Address: 35, Chien Thang Lane, Kham Thien, Dong Da District, Ha Noi City Enterprise code: 0100858063 Phone: 0245725597 Kham Thien Ward, Dong Da District, Ha Noi CityFounding date: 9 - 4 - 1999