Greet the smart era has opened a mobile app in Guangzhou Yongin University Taekwondo Masters filial tube! Our Gwangju Yongin University Masters Taekwondo filial tube is a new concept gym and faster differentiated education and gym news and other gym, to focus on character education and the most necessary training for school physical education obesity management, key keuneun gymnastics, etc. Our Children . Now is the era of communication between parents and the gym. The world of smartphones in