But there is an exception to the law that would probably apply in this case: You can't restrict the right of publishing the video is it is in the context of a

But there is an exception to the law that would probably apply in this case: You can't restrict the right of publishing the video is it is in the context of a demonstration, a "manifestation" (that means more an event in French), or that it is news worthy or of public interest. As the Chinese were there demonstrating to support the Chinese CCP propaganda or something or that sort, anyone could have recorded them directly in isolation I think.