Phat Trien Cong Nghe Ha An Joint Stock Company Address: Zoom 207 Nha JSC 34, Nhan Chinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0104624517 Phone: 02466666885 Representative: Luong Minh Hai Adress: Civil Group 12, Long Bien District, Ha Noi City Nhan Chinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 28 - 4 - 2010