Phat Trien Cong Nghe Hop Nhat Joint Stock Company Address: No 6a, 235 Nguyen Trai Lane, Thuong Dinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0105769297 Phone: 02462919299 Representative: Pham Van Ba Adress: No 8, 99/158/36 Dinh Cong Alley, Dinh Cong Ward, Hoang Mai District, Ha Noi City Thuong Dinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 11 - 1 - 2012