Dong Song Vang Joint Stock Company Address: No 3, Lane 55, Huynh Thuc Khang Street, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0101568769 Phone: 0248355752 Representative: Nguyen Nam Thai Adress: Tap The Quan Doi 379, Xuan La Ward, Tay Ho District, Ha Noi City Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 20 - 11 - 2004