Greet the smart era has opened the mobile app at Chungbuk Yonsei Taekwondo Leaders! We are a new concept in the gym and the gym faster than the news Chungbuk Yonsei Taekwondo Leaders chapter and differentiated education and other gym, to focus on character education and a school physical education and the necessary training to manage obesity, a key keuneun exercises such as our children. Now is the era of communication between parents and the gym. The world of smartphones in writing the 52 mil