Phat Trien Cong Nghe Tran Gia Joint Stock Company Address: No 19a, Lane 1142, De La Thanh Street, Ba Dinh District, Ha Noi City Enterprise code: 0105200750 Phone: 02462924117 Representative: Tran Van Quang Adress: Sen Ho Hamlet, Gia Lam District, Ha Noi City Ba Dinh District, Ha Noi CityFounding date: 21 - 3 - 2011