1. Individual investor: Any individual with investment will and capital can buy Public Offering of Fund.

2. Institutional investors: including fund companies, insurance companies, banks, securities companies, enterprise annuity plans, charitable foundations and other institutions, can also buy Public Offering of Fund.

3. Merger and reorganization investors: These investors get a return on investment by buying a large number of stocks, thus participating in the merger and reorganization of the company.

4. Investors of fixed-rate bonds in the market: These investors seek to obtain fixed income in the market, which can be achieved by purchasing bonds publicly issued by the fund.

5. Enterprise's own funds: The company can invest its own funds in public funds to obtain higher returns.

6. Pension: Some pension fund investors will buy publicly issued funds to realize the return on investment.

7. Social welfare funds and charitable funds: These organizations participate in charitable activities and may invest in some publicly issued funds to realize value-added.