Planning of automated assembly lines; technical development, and sales of mechanical and electrical products, hardware accessories, electronic products, sizing equipment, die bonding machines, wire bonding machines, tools, computer software and hardware, and automated detection systems; domestic trade; import and export of goods and technology; business information consulting (excluding restricted items); (if approval is required according to laws, administrative regulations, decisions of the State Council, etc., the relevant approval documents can be obtained in accordance with the law before operation); leasing and on-site maintenance of electronic equipment, mechanical equipment, and automation equipment.