Tu Van Dau Tu Va Phat Trien Devin Viet Nam Joint Stock Company Address: No 6/D7, Dai Kim Urban Area, Dai Kim Ward, Hoang Mai District, Ha Noi City Enterprise code: 0103512320 Phone: 02438473089 Representative: Chu Ba Chung Adress: Dong Long Hamlet, Quang Minh Commune, Viet Yen District, Bac Giang Province Dai Kim Ward, Hoang Mai District, Ha Noi CityFounding date: 11 - 3 - 2009