Phat Trien Cong Nghe Thang Long LTD Address: No 41, Hamlet 6, Song Phuong Commune, Hoai Duc District, Ha Noi City Enterprise code: 0102859376 Phone: 0912055988 Representative: Luu Dinh Hung Adress: Phuong Vien Hamlet, Song Phuong Commune, Hoai Duc District, Ha Noi City Song Phuong Commune, Hoai Duc District, Ha Noi CityFounding date: 14 - 8 - 2008