Regulations on Preparedness for and Response to Emergent Public Health Hazards

Article 44 In the emergent hazard, patients, suspected patients or persons in close contact with patients of infectious diseases, who are required to be isolated for medical treatment, or be subject to medical observation, shall offer cooperation when the competent health administrative departments or relevant institutions take sanitary measures. If they refuse to do so, the public security organs shall assist to enforce these measures according to law.

III. According to Law of the People's Republic of China on Penalties for Administration of Public Security and Criminal Law of the People's Republic of China, whoever refuses health quarantine measures such as health declaration, temperature check, epidemiological investigation and collection of samples, or refuses health treatment measures such as isolation, inspection, local treatment and transfer to other hospitals for treatment shall be held accountable in accordance with law and penalized with a warning, a fine or detention. Wherever a crime is constituted, criminal liabilities shall be investigated in accordance with law. 

Law of the People's Republic of China on Penalties for Administration of Public Security

Article 25 A person who commits one of the following acts shall be detained for not less than 5 days but not more than 10 days and may, in addition, be fined not more than 500 yuan; and if the circumstances are relatively minor, he shall be detained for not more than 5 days or be fined not more than 500 yuan:

(1) intentionally disturbing public order by spreading rumors, making false reports of dangerous situations and epidemic situations or raising false alarms or by other means; ...

Article 50 A person who commits one of the following acts shall be given a warning or be fined not more than 200 yuan; and if the circumstances are serious, he shall be detained for not less than 5 days but not more than 10 days, and may, in addition, be fined not more than 500 yuan:

(1) refusing to carry out the decision or order issued according to law by the people's government in a state of emergency;

(2) obstructing the staff member of a government department from performing his duties according to law...