麦当劳中国餐食包装绿色再升级，餐厅将陆续启用生物基新包装

Core Viewpoint - McDonald's China is upgrading its food packaging to bio-based materials across over 7,500 restaurants, aiming to reduce petroleum-based plastic usage by more than 5,800 tons annually [1][3]. Group 1: Packaging Upgrade Details - The new packaging will primarily use polylactic acid (PLA) and paper materials, marking a significant shift towards renewable resources [1][3]. - The upgraded packaging features four main characteristics: innovation, environmental friendliness, customer experience, and safety [3]. - The new cold drink cup lid incorporates a "double-arch anti-overflow" structure, enhancing leak-proof performance and has received a design patent [3][5]. Group 2: Environmental Impact - The transition to bio-based materials is expected to significantly reduce the reliance on petroleum-based plastics, aligning with national carbon reduction strategies and sustainable development goals [7][8]. - McDonald's China has a history of reducing plastic usage, having previously implemented paper bags for takeout in 2007 and paper cups for certain products in 2010 [8]. Group 3: Industry Significance - The large-scale application of PLA materials by McDonald's China is seen as a pioneering move in the fast-food industry, contributing to the development of the bio-based materials sector and promoting sustainability in the restaurant industry [7][8]. - Experts highlight that McDonald's efforts in exploring new bio-based materials serve as a valuable example for other chain restaurants in pursuing green packaging solutions [8].