Thuong Mai Dich Vu Ky Thuat Son Anh LTD Address: Bai Hamlet, Co Loa Commune, Dong Anh District, Ha Noi City Enterprise code: 0105266014 Phone: 02439965350 Representative: Nguyen Van Phuc Co Loa Commune, Dong Anh District, Ha Noi CityFounding date: 19 - 4 - 2011