waste recycling refers to the process of classifying, collecting, utilizing or treating wastes. Waste refers to articles produced in production, life or other activities that can no longer be used after the original use or the original use conversion, including metals, plastics, paper, glass, electrical appliances, hazardous waste and kitchen waste. Waste recycling is the reuse and saving of resources, which meets the requirements of sustainable development and is beneficial to environmental protection and sustainable development. Waste recycling needs to go through classification, recycling, treatment and other links, and finally achieve the purposes of recycling, resource conservation, environmental protection and so on, which is the responsibility of both society and individuals.