1. Microfinance: refers to the credit business of small and micro enterprises, because the credit demand of small and micro enterprises is short, small, frequent and urgent, and its characteristics of small, short-term and scattered are more similar to retail loans, requiring higher liquidity;

2. Features: The mainstream feature of small and micro loans is management, also known as Qian Shengqian;

3. Development: Compared with other banking businesses, the loan business of small and micro enterprises has a small amount of funds and high operating costs. Whether the cost can be effectively reduced is the key to the development of small and micro enterprise loan business.