Dau Tu Phat Trien Cong Nghe Topcorp LTD Address: No 66, Lane 51, 9 Khu Mau Luong Civil Group, Ha Dong District, Ha Noi City Enterprise code: 0105357060 Phone: 0972024265 Representative: Nguyen The Manh Adress: Hamlet 12, Ngoc Truc Hamlet, Tu Liem District, Ha Noi City Ha Dong District, Ha Noi CityFounding date: 13 - 6 - 2011