Design, research and development, manufacturing, sales and leasing: drying equipment, purification equipment, granulation equipment, crushing equipment, dust removal equipment, environmental protection equipment, circuit board film residue dehydration and reduction equipment, conveying equipment series (belt conveyors, assembly lines, assembly lines, plug-in lines, suspension chains); drying and purification equipment rental services; metal surface treatment; providing overall solutions for factory transformation, equipment transformation, and engineering decoration; sales, production, and rental