Dau Tu Phat Trien Ky Thuat A.D Joint Stock Company Address: Vinh Tuy Industrial Zone, Vinh Hung Ward, Hoang Mai District, Ha Noi City Enterprise code: 0102650906 Phone: 0242910530 Representative: Nguyen Anh Dung Adress: 15/23 Long Bien 2, Ngoc Lam Ward, Long Bien District, Ha Noi City Vinh Hung Ward, Hoang Mai District, Ha Noi CityFounding date: 26 - 2 - 2008