Research and development of smart stores, urban garbage intelligent recycling centers, domestic garbage intelligent sorting and weighing centers, urban garbage sorting equipment, background management software, domestic garbage intelligent recycling centers, remote intelligent management software, and online trading platform for second-hand household goods; Intelligent vending machine, intelligent ice cream machine, intelligent coffee machine, intelligent charging pile, intelligent automatic toll collector, packer, complete set of garbage sorting equipment, sewage treatment equipment, garbage bin, fruit bin, pump station, garbage transfer equipment, garbage compression equipment, metal shear, oil tank, vertical garbage transfer station, metal briquetting machine, metal crushing line, metal gantry shear, metal shredder, hydraulic flap production and sales; Urban garbage storage and transportation, classification services, sales of garbage removal vehicles and import and export of related products (projects that need to be approved according to law can only be operated with the approval of relevant departments)