在细微中发现安全隐患，海淀区市场监管局有一支“哨兵团”

Group 1 - The core viewpoint of the articles highlights the role of the "Sentinel Team" in ensuring food safety and promoting green consumption in Haidian District [1][2] - The "Sentinel Team" consists of new employment groups who actively report potential safety hazards in daily life, such as unlit disinfection cabinets in restaurants [1] - The team also participates in anti-food waste initiatives by promoting the "Clean Plate" campaign among delivery riders [1] Group 2 - The "Sentinel Team" has expanded significantly with broad participation from various sectors, becoming an essential force in grassroots governance [2] - In response to operational disruptions, such as elevator failures in supermarkets, team members promptly report issues to market supervision authorities, ensuring quick resolutions [2] - Haidian District has implemented various support programs for new employment groups, including free haircuts, raincoats, professional training, and daily care, enhancing the sense of belonging and happiness among team members [2]