Phat Trien Truyen Thong Viet Ba Joint Stock Company Address: No 10, Nha Hoa Street, Cua Dong Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0100911006 Phone: 0247616597; 0247616598 Representative: Nguyen Xuan Minh Adress: No 10, Nha Hoa Street, Cua Dong Ward, Hoan Kiem District, Ha Noi City Cua Dong Ward, Hoan Kiem District, Ha Noi CityFounding date: 17 - 7 - 1999