Phat Trien Thuong Mai Tecno Viet Nam LTD Address: No 6, Lane 45, Bui Huy Bich Street, Hoang Liet Ward, Hoang Mai District, Ha Noi City Enterprise code: 0106782170 Phone: 0977300520 Representative: Ly Toan Phong Adress: No 75, Minh Khai Street, Minh Khai Ward, Hai Ba Trung District, Ha Noi City Hoang Liet Ward, Hoang Mai District, Ha Noi CityFounding date: 4 - 3 - 2015