Phat Trien Phan Mem Viet Nam Joint Stock Company Address: No 152, Hang Bong Street, Hang Bong Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101321987 Phone: 0247752777 Hang Bong Ward, Hoan Kiem District, Ha Noi CityFounding date: 7 - 1 - 2003