Article 12 of the Law of the People's Republic of China on Control of Entry and Exit of Aliens stipulates that aliens who are considered a possible threat to China's state security and public order shall not be permitted to enter China.
- 《中华人民共和国入境出境管理法》第十二条规定：“被认为入境后可能危害中国的国家安全、社会秩序的外国人，不准入境。”