Environmental protection equipment R&D and technology development, technical consulting, technology promotion services; Environmental governance, water pollution control, air pollution control and related engineering design services; Various material trash bins, trash cans, litter bins, flower boxes, hook-arm trash bins, swing-arm trash bins, electric and manual cleaning vehicles, advertising light boxes, leisure seats, environmental toilets, sports equipment, fitness equipment, waste clothing recycling bins, stainless steel products, steel-wood products, anti-theft doors and windows, environmental protection equipment, sanitation equipment, waste compression equipment, landscape sculptures, road traffic facilities, color steel tiles, steel structures development, design, production, sales, installation, construction and after-sales service; Steel, wood, office supplies, labor protection supplies, work clothes, hardware and daily miscellaneous products, building materials, fire-fighting equipment, agricultural vehicles, sanitation vehicles, sanitation machinery and equipment and accessories sales; Urban lighting projects, landscape greening projects design, construction and cleaning management services.