2. Income from purchasing government bonds. Social insurance funds can buy government bonds that are listed and circulated.
3. Income from stock investment. Invest in the stock market, buy blue chips with great investment value and make long-term investments.
4. Investment funds.
5. Corporate bonds and financial bonds.
6. Financial derivatives such as futures and options.
7. Infrastructure construction. For example, the development of the western region requires a lot of money for infrastructure investment.