Legal basis: Article 19 of the Regulations of the People's Republic of China on Administrative Penalties for Public Security commits one of the following acts of disturbing public order. Those who are not serious enough for criminal punishment shall be detained 15:
(1) Disrupting the order of state organs, public organizations, enterprises and institutions, so that work, production, business, medical treatment, teaching and scientific research can not be carried out normally, and no serious losses have been caused;
(2) disturbing the order of stations, docks, civil aviation stations, markets, shopping malls, parks, theaters, casinos, sports fields, exhibition halls or other public places; So it depends on where you pull the banner and whether it disturbs their normal operation and operation order.
skill
The above answer is only for the current information combined with my understanding of the law, please refer carefully!
If you still have questions about this issue, I suggest you sort out relevant information and communicate with professionals in detail.