202 1 National Children's Silicon Valley Programming Contest contains a lot of gold. The purpose of this competition is to carry forward the Beidou spirit in the new era, advocate and establish the lofty ambition of "strengthening the country through science and technology and having me in the future" among the majority of primary and secondary school students, stimulate children's enthusiasm for knowledge, and review the achievements since the implementation of the "Youth Silicon Valley" public welfare project. More than 4,000 primary and middle school students from Hunan, Qinghai, Guizhou, Chongqing, Gansu, Shaanxi, Sichuan, Shanxi and other places participated in this competition, and they will compete in four categories 14 competitions, such as robot competition and the use of maker tools.