"Walking into Wonderful Mathematics Garden" China Youth Mathematics Forum, referred to as "Walking into Wonderful Mathematics Garden", is a comprehensive mathematics activity and a brand activity of quality education and experience education launched by Chinese Academy of Juvenile Sciences in 2002. Chen Shengshen, the founder of this activity. Note: The Chinese Academy of Juvenile Sciences is a youth interest society founded by the Central Committee of the Communist Youth League and the National Youth Working Committee to vigorously promote quality education and fully implement the strategy of "rejuvenating the country through science and education". The "Walking into the Wonderful Mathematics Garden" Cup, referred to as "Walking Beauty" Cup, has been held once a year since 2003. Cup activities were written into the Work Outline of Young Pioneers Counselors (Trial) of the National Committee for Young Workers and promoted to children all over the country. Since the activity was held, it has been proved that primary and secondary school students' mathematical modeling awareness and mathematical application ability have been greatly improved through a series of rich activities such as "interesting mathematical problem-solving skills display", "mathematical modeling essay defense", "mathematical puzzle game" and "team competition".