Tongcheng Tongmei focuses on 6- 18-year-old youth programming and related STEAM maker education. It is a youth education brand owned by Dana Education Group (NASDAQ: TEDU), a NASDAQ listed company in the United States. After years of accumulation, it has formed a complete teaching system with six courses as the core: children's programming, intelligent robot programming, creative enlightenment course, informatics Orsay programming, children's mobile phone programming and programming mathematics. It integrates large-scale authoritative science and technology competitions at home and abroad, children's qualification examination and certification, domestic and international science and technology theme study tours, winter and summer vacations, and the construction of maker laboratories. It has been nearly two years since the end of 20 15. By 20 18, it has covered nearly 40 cities across the country, exceeding 100 learning centers, and the cumulative number of trainees has exceeded 15000.