男子展销会上举报商家用猪肉冒充牛肉遭围殴，广东潮州通报：涉案人员已被悉数抓获并刑拘

Core Viewpoint - A recent incident in Chaozhou, Guangdong, where a consumer reported a vendor selling pork as beef, led to a physical altercation and subsequent police involvement, highlighting issues of food safety and consumer protection in local markets [1][3][5]. Group 1: Incident Overview - On December 18, a consumer named Mr. Lin reported a vendor at a trade fair selling pork disguised as beef, resulting in a physical confrontation with the vendor's associates [3][5]. - The consumer paid 134 yuan for what was claimed to be beef, only to discover it was actually pork [3][5]. - Following the incident, local police and market supervision authorities intervened, leading to the vendor refunding the consumer [5][6]. Group 2: Legal and Health Implications - Mr. Lin sustained serious injuries during the altercation, including a torn ear and two fractured ribs, which required medical treatment [8]. - The local police have initiated an investigation into the incident, classifying it as a case of public disorder [8].