As far as fundraising subjects are concerned, fund managers are usually subjects with professional investment management level and risk management ability. Fund managers can choose to raise funds from investors themselves or entrust qualified third-party fundraising agencies to raise funds on their behalf. As far as fundraising methods are concerned, there are public fundraising and private fundraising. At present, only private offering of equity investment funds is allowed in China. As far as the fundraising target is concerned, it can usually only be raised from qualified investors; As far as the organizational forms of funds are concerned, the establishment of equity investment funds can generally choose three organizational forms: company, limited partnership or trust (contract).