What about being expelled from old-age insurance because of absenteeism?

Legal analysis: After employees leave work, they should go back to the original employer for resignation procedures. The employing unit shall issue a certificate of dissolution or termination of the labor contract at the time of dissolution or termination, and go through the formalities for the transfer of files and social insurance relations for the workers within 15 days. Workers can go to the housing provident fund management center and the social security bureau to handle the procedures of housing provident fund withdrawal and social security transfer with the certificate of termination of labor contract.

Legal basis: People's Republic of China (PRC) Labor Contract Law.

Article 37 A laborer may terminate the labor contract by giving a written notice to the employing unit 30 days in advance. The employee may terminate the labor contract by notifying the employer three days in advance during the probation period.

Article 38 The employee may terminate the labor contract under any of the following circumstances: (1) Failing to provide labor protection or working conditions as agreed in the labor contract; (2) Failing to pay labor remuneration in full and on time; (3) Failing to pay social insurance premiums for laborers according to law; (four) the rules and regulations of the employing unit violate the provisions of laws and regulations, and damage the rights and interests of workers; (5) The labor contract is invalid due to the circumstances specified in the first paragraph of Article 26 of this Law; (6) If the employer forces the laborer to work by means of violence, threat or illegal restriction of personal freedom, or if the employer illegally directs or forces the risky operation to endanger the personal safety of the laborer, the laborer may immediately terminate the labor contract without notifying the employer in advance.

Article 39 The employing unit may terminate the labor contract under any of the following circumstances: (1) The employee is proved to be unqualified for employment during the probation period; (two) a serious violation of the rules and regulations of the employer; (three) serious dereliction of duty, corruption, causing great damage to the employer; (4) The laborer establishes labor relations with other employers at the same time, which seriously affects the completion of the work tasks of the unit, or refuses to make corrections after being put forward by the employer; (4)

Article 40 In case of any of the following circumstances, the employer may terminate the labor contract after notifying the employee in writing 30 days in advance or paying the employee an extra month's salary: (1) The employee is sick or injured non-work-related, and cannot engage in the original job or other jobs arranged by the employer after the prescribed medical treatment period expires; (2) The employee is not competent for the job and has been trained or adjusted. (3) The objective conditions on which the labor contract was concluded have changed greatly, which makes it impossible to perform the labor contract, and the employer and the employee cannot reach an agreement on changing the contents of the labor contract through consultation.