Group 1 - The core issue involves the discovery of contaminated shrimp in school lunches provided by Shanghai Lujie Industrial Development Co., leading to a serious investigation and legal actions against the company and its management [1][4][6] - The Shanghai government has taken a "zero tolerance" approach to food safety in schools, forming a task force to investigate the incident and ensure accountability [1][8] - The company has been found to have engaged in illegal practices, including collusion in bidding processes for school meal contracts, resulting in the planned revocation of its food business license and operating permit [6][7] Group 2 - Following the incident, the state-owned Guangming Food Group has temporarily taken over the meal supply for 484 schools to ensure that students' dining needs are met without disruption [2][8] - Investigations revealed that the shrimp in question contained larvae, and the company attempted to cover up the issue by misreporting the situation and instructing employees to delete evidence [4][5] - The Shanghai education and market supervision departments are implementing emergency measures and conducting thorough inspections of school meal services to prevent future incidents [9][8] Group 3 - The investigation has led to the arrest of eight individuals, including the company's actual controller, for their roles in the illegal activities related to food safety and bidding processes [7] - The incident has prompted the development of new regulations and measures to improve the management of school meal services, including stricter oversight of food supply chains and enhanced safety protocols [9][8] - The authorities emphasize the importance of food safety for students, recognizing its impact on families and societal stability, and are committed to strengthening oversight and accountability in school meal programs [9]