What is a warning belt?

Gao Qiqiang heard the news that Li Hongwei was seriously injured and woke up, and took people to the hospital to check the situation. An Xin pulls up warning tape, forcing Gao Qijiang who wants to break into the ward back. Can the warning tape set by the police be forced to rush in?

According to the Administrative Measures for the Use of Warning Belt of Public Security Organs, the warning belt refers to a special sign equipped by public security organs in accordance with the regulations, which is used to set a forbidden entry range when performing their duties in a specific place according to law. No unit or individual may obstruct or interfere with the public security organs and their people's police in using warning belts according to law.