1. fund share holders: fund share holders refer to individuals or institutions that invest in funds. By purchasing fund shares, you can become an investor in the fund, enjoy fund income and take risks.

2. Fund manager: The fund manager is the institution responsible for managing and operating securities investment funds. According to the fund contract, the investment management of fund assets is carried out to maximize the interests of fund share holders.

3. Fund custodian: The fund custodian is a third-party organization independent of the fund manager, responsible for the custody and supervision of the fund assets and ensuring the safe and compliant operation of the fund assets.