Dich Vu Ky Thuat Sao Bac Joint Stock Company Address: KM 12 + 500, Ngoc Hoi Street, Vinh Quynh Commune, Thanh Tri District, Ha Noi City Enterprise code: 0106077926 Phone: 02436875556 Representative: Truong Anh Tuan Adress: Tap The Trung Doan 664, Vinh Quynh Commune, Thanh Tri District, Ha Noi City Vinh Quynh Commune, Thanh Tri District, Ha Noi CityFounding date: 9 - 1 - 2013