1. Bank loans are divided into three types according to the nature of funds: working capital loans, fixed assets loans and special loans;

2. Stock financing, because the stock is permanent, has no expiration date, does not need to be returned, and has no pressure to repay the principal and interest, so the financing risk is relatively small;

3. Bond financing and corporate bonds, that is, corporate bonds, are securities issued by enterprises in accordance with legal procedures and agreed to repay the principal and interest within a certain period of time, indicating that there is a creditor-debtor relationship between bond issuing enterprises and investors;

4. Financial leasing and financial leasing have dual functions of finance and trade through the combination of financing and finance, and play a very obvious role in improving the financing efficiency of enterprises and promoting their technological progress. Financial leasing includes direct purchase leasing, after-sale leaseback and leveraged leasing.

5. Overseas financing. The overseas financing methods available to enterprises include loans from international commercial banks, loans from international financial institutions, and bond and stock financing business of enterprises in major overseas capital markets.