Xay Dung 31 Thang Long Joint Stock Company Address: Co Dien Hamlet, Hai Boi Commune, Dong Anh District, Ha Noi City Enterprise code: 0108484483 Phone: 0982758103 Representative: Cao Xuan Nam Adress: Cty Cau 3 Thang Long Town, Kim No Commune, Dong Anh District, Ha Noi City Hai Boi Commune, Dong Anh District, Ha Noi CityFounding date: 25 - 10 - 2018