Chia Khoa Vang Joint Stock Company Address: No 9, Lane 228, Giap Bat Street, Giap Bat Ward, Hoang Mai District, Ha Noi City Enterprise code: 0101972499 Phone: 0902222102 Representative: Do Dang Khoa Adress: No 9, Lane 228, Giap Bat Street, Giap Bat Ward, Hoang Mai District, Ha Noi City Giap Bat Ward, Hoang Mai District, Ha Noi CityFounding date: 15 - 6 - 2006