Giai Phap Va Cong Nghe Perfect Joint Stock Company Address: No 27 Civil Group 34, O Cho Dua Ward, Dong Da District, Ha Noi City Enterprise code: 0104213193 Phone: 02436401878 Representative: Vo Thi Thuy Trang Adress: No 34, Lane 145, Dinh Cong Thuong Street, Hoang Mai District, Ha Noi City O Cho Dua Ward, Dong Da District, Ha Noi CityFounding date: 19 - 10 - 2009