Design, manufacture, processing, sales, installation, maintenance: automation equipment, assembly line operation equipment; R&D, sales, maintenance: computer software and hardware, industrial control network systems; sales, installation, maintenance: refrigeration equipment, HVAC equipment, electrical equipment, instrumentation; sales: mechanical equipment, office equipment, office furniture, building materials, Wujinjiaodian, wires and cables, packaging materials, hardware tools, hardware products, metal materials and products; undertake intelligent building projects, network system integration.