Dau Tu Phat Trien Va Xay Dung Ha Tang Tan An Joint Stock Company Address: Tan An Hamlet, Thuy An Commune, Ba Vi District, Ha Noi City Enterprise code: 0106323138 Phone: 02433965789 Representative: Le Chien Thang Adress: Tan An Hamlet, Thuy An Commune, Ba Vi District, Ha Noi City Thuy An Commune, Ba Vi District, Ha Noi CityFounding date: 1 - 10 - 2013