1. guarantee the current period. In direct proportion to the risk, the longer the insurance period, the higher the risk of investing in the capital preservation fund.

2. the capital preservation ratio. It is inversely proportional to the risk of the capital preservation fund. The higher the capital preservation ratio, the smaller the risk.

3. redemption fee. It is directly proportional to the risk of the capital preservation fund. The higher the redemption fee, the higher the risk.

4. safety mat. It is inversely proportional to the risk of the capital preservation fund. The higher the safety mat, the smaller the risk.

5. guarantor. If the capital preservation fund cannot be repaid, the guarantor will repay it, which is a way to reduce the risk.