On January 4, the Action Plan for Comprehensive Solid Waste Management distributed by the State Council mentioned: "Strengthen the promotion and application of recycled materials. Establish and improve the standard and certification system for recycled materials. Study and implement carbon footprint certification for recycled materials and products. Guide manufacturers to increase the proportion of recycled materials used. Promote the integration of recycled materials application into enterprises' social responsibility performance. Include more eligible recycled materials and products in the scope of government green procurement. Explore the information-based traceability of recycled materials application."