Production and processing: plastic products, mechanical and electrical equipment and accessories, bearings and accessories, water heaters, plumbing equipment, hardware, aluminum products, glass products, metal components, auto and motorcycle accessories, welding equipment, motors, cleaning machines and accessories, hardware machinery, hardware and electrical appliances, paper products, clothing, wood products, tents, bedding, knitwear, electronic products, all kinds of wire belts, processing regulated power supplies, etc.
Architecture: intelligent building engineering, architectural decoration engineering, building installation engineering (except special equipment), mechanical equipment, electromechanical equipment installation (except special equipment), water and electricity installation, refrigeration equipment installation, etc.
Extended data:
Electricity (electricity and equipment) refers to the production, transmission, distribution and use of electric energy, electrical equipment manufacturing and other disciplines or engineering fields. It is a science to create, maintain and improve confined space and environment by means of electric energy, electrical equipment and electrical technology, covering the conversion, utilization and research of electric energy, including basic theory, applied technology, facilities and equipment, etc.