Phat Trien Cong Nghe, Thuong Mai Va Dich Vu Bac Ha LTD Address: No 22, Lane 5, Tay Son Street, Doi Can Ward, Ba Dinh District, Ha Noi City Enterprise code: 0102672988 Phone: 0242310205 Representative: Vu Minh Thanh Adress: No 41/53 Vu Xuan Thieu, Sai Dong, Long Bien District, Ha Noi City Doi Can Ward, Ba Dinh District, Ha Noi CityFounding date: 12 - 3 - 2008