Legal basis: People's Republic of China (PRC) Labor Law.
Article 26 Under any of the following circumstances, the employing unit may terminate the labor contract, but it shall notify the employee in writing 30 days in advance: (1) The employee is sick or injured non-work-related, and cannot engage in the original job or other jobs arranged by the employing unit after the medical treatment expires; (two) the laborer is not competent for the job, and he is still not competent for the job after training or adjusting his post; (3) The objective conditions on which the labor contract was concluded have changed greatly, which makes the original labor contract impossible to perform and the parties cannot reach an agreement on changing the labor contract through consultation.
Article 31 A laborer who terminates a labor contract shall notify the employer in writing 30 days in advance.
Article 102 If a laborer terminates a labor contract in violation of the conditions stipulated in this Law or violates the confidentiality matters stipulated in the labor contract, thus causing economic losses to the employing unit, he shall be liable for compensation according to law.