Hop Tac Sec - Viet Joint Stock Company Address: 1, Lane 51, Dan Commune (No 6, Kim Lien Moi Street), Nam Dong Ward, Dong Da District, Ha Noi City Enterprise code: 0103010634 Phone: 02435738502 Representative: Nguyen Xuan Doa Adress: 19, 156 Le Trong Tan Lane, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Nam Dong Ward, Dong Da District, Ha Noi CityFounding date: 14 - 11 - 2008