Dau Tu Phat Trien Dich Vu Sen Xanh Joint Stock Company Address: No 18B, Day A13, Khu Dam Trau, Bach Dang Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0105917851 Phone: 02439845931 Representative: Le Thi Bich Hong Bach Dang Ward, Hai Ba Trung District, Ha Noi CityFounding date: 18 - 6 - 2012