Phan Mem D2S Joint Stock Company Address: Nha 14/21B, Cat Linh Street, Cat Linh Ward, Dong Da District, Ha Noi City Enterprise code: 0103143095 Phone: 02437340767 Representative: Nguyen Huu Duong Adress: No 76 Hai Ba Trung, Lim Town, Tien Du District, Bac Ninh Province Cat Linh Ward, Dong Da District, Ha Noi CityFounding date: 6 - 1 - 2009