Innovation Sandbox is a professional venture capital competition focusing on the field of China's cyber security. It is hosted by QI-ANXIN and was held in 2021 for the sixth time. Since its establishment in 2016, Safe Maker Exchange has built an innovative ecological platform for governments, large enterprises, investors, and entrepreneurial teams through a series of theme activities and services such as maker salons, annual star competitions, and entrepreneurial training. Public data shows that as of the end of July 2021, 90% of the 50 start-ups that have entered the final stage of the previous competitions (10 per year, 50 in total) have received and the total amount of financing is more than 2.5 billion yuan.