Tu Van Dau Tu Va Xay Dung Lang Son Joint Stock Company Address: Hamlet 1, Thach Da Commune, Me Linh District, Ha Noi City Enterprise code: 0106445168 Phone: 02436543265 Representative: Nguyen Van Quy Adress: Hamlet 1, Thach Da Commune, Me Linh District, Ha Noi City Thach Da Commune, Me Linh District, Ha Noi CityFounding date: 20 - 1 - 2014