Recycling, dismantling and comprehensive utilization of resources of waste electronic products (except for special regulations by the state); sales of second-hand home appliances and electronic and electrical products; collection, classification, disposal and comprehensive utilization of electronic waste materials (except for special regulations by the state); comprehensive utilization of other industrial waste (except for special regulations by the state); recycling and comprehensive utilization of resources (except for special regulations by the state); General projects: metal scrap and chip processing; technical services, technical consulting, development and transfer in the field of environmental protection expertise; electronic products, communication equipment, Wujiaodian, environmentally friendly products and equipment, office supplies, waste recycling products, reused products, sales of metal materials and products; engaged in the import and export of goods and technology; cargo loading, unloading, handling; warehousing; logistics; recycling of waste materials (except for special provisions by the state); waste furniture and home appliances , battery recycling, utilization and sales (except where there are special regulations by the state); removal, collection, processing services and utilization of industrial waste, industrial solid waste, construction waste, urban domestic waste and industrial waste (except when there are special regulations by the state) (after obtaining an administrative license, engage in business activities within the scope of the license) (if the above business scope involves administrative license, it shall operate within the period of the approved scope of the license, and those who have not obtained a license or have exceeded the scope and period of the license shall not operate).