男子藏身商场通风管道近9小时，凌晨3点盗走黄金首饰1885.421克、玉石手镯6个等共计140万余元！案发后9小时被抓获

Group 1 - The case involves a defendant, Lin, who stole jewelry worth over 1.4 million yuan from a jewelry store after observing its security practices [1][2] - Lin had prior knowledge of the mall's structure due to his involvement in a fire safety renovation project, which facilitated his crime [1] - The court sentenced Lin to ten years and six months in prison and imposed a fine of 60,000 yuan, while also ordering him to compensate the remaining economic losses to the victims [2] Group 2 - The court highlighted a security vulnerability in the jewelry store's practice of not securing valuable items after closing, which allowed the crime to occur [2] - Recommendations for businesses include daily inventory checks of valuable items, installation of comprehensive surveillance systems, and regular safety inspections to prevent similar incidents [2] - Emphasis on employee management and training to enhance overall security awareness and emergency response capabilities [2]