Do Thi Xanh Joint Stock Company Address: O 25, Lot 2 Khu Den Lu 1, Hoang Van Thu Ward, Hoang Mai District, Ha Noi City Enterprise code: 0102459339 Phone: 02462928474 Representative: Nguyen Thi Chien Adress: Hoang Long Hamlet, Gia Trung Commune, Gia Vien District, Ninh Binh Province Hoang Van Thu Ward, Hoang Mai District, Ha Noi CityFounding date: 12 - 11 - 2007