Production of intelligent switch high-voltage control cabinets, intelligent switch medium-voltage control cabinets, intelligent electrical control devices, intelligent electrical fire monitoring equipment; sales of cable trays, bus ducts, high and low voltage switch cabinets, earthquake-resistant supports and hangers, fire-fighting equipment, electrical equipment, electronic components, Wujinjiaodian (excluding electric bicycles), wires and cables, metal products; commissioned processing of cable bridges, high and low voltage bus ducts, high and low voltage switch cabinets, earthquake-resistant supports and hangers, comprehensive supports and hangers, metal products, fire-fighting equipment; software development; professional contracting.