Tien Phong Joint Stock Company Address: Zoom 404, No 175 Giang Vo, Cat Linh Ward, Dong Da District, Ha Noi City Enterprise code: 0101653982 Phone: 0903424122 Representative: Nguyen Thuy Mai Adress: Zoom 107, K11B, Bach Khoa P.Bach Khoa Town, Hai Ba Trung District, Ha Noi City Cat Linh Ward, Dong Da District, Ha Noi CityFounding date: 18 - 5 - 2005