Phat Trien Cong Nghe Thiet Bi Giao Duc Viet Nam LTD Address: No 2 Yen Lang, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0109496770 Phone: 0862786388 Representative: Trinh Dinh Tai Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 15 - 1 - 2021