Dau Tu San Xuat Va Thuong Mai PTK Joint Stock Company Address: No 8 Cua Bac, Truc Bach Ward, Ba Dinh District, Ha Noi City Enterprise code: 0102306893 Phone: 0247161380 Representative: Dinh Thi Quynh Anh Adress: Da Cao Su Town, Thanh Cong Ward, Ba Dinh District, Ha Noi City Truc Bach Ward, Ba Dinh District, Ha Noi CityFounding date: 5 - 7 - 2007