澳门检出“梅林”罐头兽药超标，光明肉业澄清非自家产品

Core Viewpoint - A batch of "Meilin" brand canned pickled vegetables with shredded meat imported to Macau was found to have sulfamethazine residue exceeding local standards by more than 100%, prompting emergency measures in both Hong Kong and Macau [1][4]. Group 1: Product and Regulatory Response - The batch of "Meilin" canned product weighed 240 grams and had a shelf life until April 7, 2028, with a processing plant code of 5000/01011 [4]. - The detected sulfamethazine content was 204 μg/kg, surpassing the maximum residue limit of 100 μg/kg set by Macau, indicating a 104% exceedance [4]. - The Macau authorities have halted the import application for the affected product and alerted Hong Kong for a comprehensive recall [5]. Group 2: Health Implications and Brand Clarification - Sulfamethazine is a widely used antibacterial drug in animal husbandry, and excessive intake may lead to allergic reactions and urinary system damage; however, the Macau authorities stated that the detected levels are unlikely to cause adverse health effects under normal consumption [6]. - The incident initially caused confusion with "Guangming Meat Industry" (600073), as "Meilin" is a historical brand associated with it; however, it was clarified that the affected product belongs to COFCO Group's COFCO Meilin [6]. - The historical context of the "Meilin" brand dates back to the 1950s when Shanghai Meilin authorized COFCO to use the brand for export, leading to the current dual-brand situation [6]. Group 3: Company Performance and Market Impact - Guangming Meat Industry reported a revenue of 16.854 billion yuan for the first three quarters of the year, a year-on-year increase of 2.87%, primarily driven by beef and lamb products, which contributed 9.833 billion yuan, up 10.95% [8]. - Despite the overall revenue growth, several business segments faced declines, with the pig farming sector dropping over 22%, negatively impacting overall revenue [8]. - The company's net profit attributable to shareholders fell significantly by 55.94% to 168 million yuan, with a reported loss of 8.02 million yuan in the third quarter, indicating substantial pressure on profitability [8].