Dong Duoc Truong Son Joint Stock Company Address: No 15/18, Huynh Thuc Khang Street, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0108075346 Phone: 02473092999 Representative: Phuong Van Thinh Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 28 - 11 - 2017