Legal basis: Article 36 of the Law of People's Republic of China (PRC) on the Prevention and Control of Occupational Diseases, the employing unit shall, in accordance with the provisions of the safety production supervision and management department and the health administrative department of the State Council, organize the workers engaged in the operations exposed to occupational hazards to carry out occupational health examination, and inform the workers of the examination results in writing. The expenses for occupational health examination shall be borne by the employer. The employer shall not arrange for workers who have not received occupational health examination before taking up their posts to engage in operations that are exposed to occupational hazards; Workers with occupational taboos shall not be arranged to engage in operations that are taboo; Workers who are found to have occupational-related health damage during occupational health examination shall be transferred from their original posts and properly placed; Workers who have not undergone occupational health examination before leaving their posts shall not terminate or terminate their labor contracts.