Phat Trien Ky Thuat Cong Nghe Tam An LTD Address: No 72, Lane 328/42, Le Trong Tan Street, Dinh Cong Ward, Hoang Mai District, Ha Noi City Enterprise code: 0108072962 Phone: 0942630029 Representative: Ngo Ngoc Hoan Dinh Cong Ward, Hoang Mai District, Ha Noi CityFounding date: 27 - 11 - 2017