At the beginning of the crisis, another purpose of opening low interest rates was to provide free funds for financial institutions with tight liquidity, and help the financial industry replenish capital  With zero interest rate lending, banks can invest in government bonds and obtain stable and risk-free returns
But because of this, banks have lost the business and motivation of providing credit for enterprises, which coexists risk and income, and thus failed to help small and medium-sized enterprises create jobs
It shows that the role of low interest rate policy in stimulating consumption is limited.