The public * * * relationship strategy of the hot pot food propaganda film adopts news print media, public * * * relationship advertisements, corporate self-promotion and word-of-mouth communication. Compared with other industries, catering enterprises are a little less active in image promotion and public relations, so in order to establish a good image, they must communicate in communication. Communication refers to the process of information transmission, communication and sharing between people and social guests, so as to achieve the effect of publicity.