Hop Tac Co Khi LTD Address: No 4, Trieu Quoc Dat Street, Tran Hung Dao Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0100238969 Phone: 02438265364 Representative: Cao Xuan Truong Adress: P104, B9, Yen Nguu Hamlet, Van Dien Town, Thanh Tri District, Ha Noi City Tran Hung Dao Ward, Hoan Kiem District, Ha Noi CityFounding date: 15 - 6 - 1998