China has laws on public gatherings, as embodied in its Constitution as well as its Law on Assemblies, Processions, and Demonstrations. In particular, Article 8 of the Law states:

“Processions and Demonstrations. There must be a person or persons responsible for the holding of an assembly, a procession or a demonstration. For the holding of an assembly, a procession or a demonstration for which an application has to be made under this Law, the responsible person(s) must submit an application in writing to the competent authorities five days prior to the date of the activity. The application shall specify the purposes of theassembly, procession or demonstration, how it is going to beconducted, the posters and slogans to be used, the number ofparticipants, the number of vehicles, the specifications andquantities of the sound facilities to be used, the starting andfinishing time, the places (including places where the participantsassemble and disperse, the route, and the name(s), occupation(s)and address(es)of the person(s)responsible for the assemblyprocession or demonstration."