Once a year. Rubik's Cube Student Aid Program is a student aid program jointly established by Rubik's Cube Quantitative Foundation and China Youth Development Foundation. It aims to help children with financial difficulties complete their studies. The program donated 65.438+0.5 billion yuan each year for three years, which can help 65.438+0.45 million students. The program is once a year, and the subsidy standard is 654.38+0.000 yuan per person per year.