Phat Trien Cong Nghe Va Thuong Mai Dong Da LTD Address: No 2, Alley 122/2, Lang Street, Thinh Quang Ward, Dong Da District, Ha Noi City Enterprise code: 0101319586 Phone: 0245620258 Representative: Pham Ngoc Hoa Adress: No 2, Alley 122/2, Lang Street, Thinh Quang Ward, Dong Da District, Ha Noi City Thinh Quang Ward, Dong Da District, Ha Noi CityFounding date: 31 - 12 - 2002