Invest in 400 yuan regularly every month, assuming that you will get married in five years. 4800 a year, 24000 a year. According to the annual rate of return of 20-30%, the risk sharing is relatively high.

For example, if you invest in 200 yuan every month, even if the average annual return of the fund is only 6%, the total investment will be 24,000 yuan after 10. It is conservatively estimated that the sum of principal and interest will reach 33,000 yuan, which has truly turned small money into big money.