Phat Trien Thuong Mai Cong Nghe Bach Dang LTD Address: No 29, 762 Dong Nhan Lane, Bach Dang Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101287542 Phone: 0249870139 Bach Dang Ward, Hai Ba Trung District, Ha Noi CityFounding date: 1 - 10 - 2002