2. Redemption can be operated at any time, and it takes 3-5 days to get cash after the operation is completed; It is more important to grasp the timing of redemption. When the market is good, you can continue to make a fixed investment without redemption. If you feel that the industry is weak, you can choose to change careers, redeem some, hold some, and then wait for the market to improve and start a new round of fixed investment.