Legal analysis: Shanghai social security fund case is an economic case in which Zhu Junyi, director of Shanghai Labor and Social Security Bureau, illegally misappropriates and occupies social security fund, involving tens of billions of RMB. Zhu Junyi, director of the Shanghai Municipal Bureau of Labor and Social Security, was quarantined and examined for alleged illegal use of the 3.2 billion yuan social security fund, and the case of Shanghai social security fund involving10 billion yuan also surfaced. It is said that the central government has sent an investigation team of more than 100 people to Shanghai to thoroughly investigate the case. The inside story of Shanghai Social Security Bureau's illegal operation for many years has been exposed. The crime of misappropriating funds refers to the behavior of employees of companies, enterprises or other units who take advantage of their positions to misappropriate the funds of their own units for personal use or lend them to others, and the amount is large and has not been paid back for more than three months, or the amount is large although it has not exceeded three months, and they engage in profit-making activities or illegal activities.

Legal basis: Article 272 of the Criminal Law of People's Republic of China (PRC), any employee of a company, enterprise or other unit who, by taking advantage of his position, misappropriates the funds of his unit for personal use or lends them to others, and the amount is relatively large, which has not been paid back for more than three months, or, although it has not exceeded three months, the amount is relatively large, and he is engaged in profit-making activities or illegal activities, shall be sentenced to fixed-term imprisonment of not more than three years or criminal detention; Whoever misappropriates a huge amount of funds from his own unit shall be sentenced to fixed-term imprisonment of not less than three years but not more than seven years; If the amount is especially huge, he shall be sentenced to fixed-term imprisonment of not less than seven years. Personnel engaged in public service in state-owned companies, enterprises or other state-owned units and personnel appointed by state-owned companies, enterprises or other state-owned units to engage in public service in non-state-owned companies, enterprises or other units shall be convicted and punished in accordance with the provisions of Article 384 of this Law. Whoever commits the act mentioned in the first paragraph and returns the misappropriated funds before initiating public prosecution may be given a lighter or mitigated punishment. Among them, if the crime is minor, the punishment may be mitigated or exempted.