Article 64 of the Social Insurance Law stipulates that the social insurance fund shall be used exclusively, and no organization or individual may occupy or misappropriate it. Article 69 stipulates that social insurance funds shall be invested and operated in accordance with the regulations of the State Council, so as to maintain and increase the value under the premise of ensuring safety. Social insurance funds shall not be used for illegal investment and operation, for balancing other government budgets, for building or rebuilding office buildings, for paying personnel expenses, operating expenses and management expenses, or for other purposes in violation of laws and administrative regulations. In this case, Cao misappropriated the social security fund for personal gain and violated relevant laws and regulations, so he should be investigated for personal responsibility according to law.

There is no problem if you perform your duties according to law and do some investment behavior of maintaining and increasing the value of social security funds. Generally speaking, there are three ways to maintain and increase the value of social insurance funds: one is to deposit the funds in banks or buy bonds issued by national and local government departments; Second, social security agencies will directly use funds to set up various industries, such as opening mines, setting up banks or participating in joint ventures; The third way is to deposit funds in banks or hand them over to investment companies, and entrust them to invest, and the profits obtained are divided according to the contract.