Manufacturing of distribution switch control equipment; sales of distribution switch control equipment; manufacturing of motorcycle spare parts; sales of household appliance spare parts; manufacturing of plastic products; sales of plastic products; manufacturing of hardware products; manufacturing of molds; sales of molds; manufacturing of industrial automatic control system devices; sales of industrial automatic control system devices; manufacturing of industrial control computers and systems; manufacturing of industrial control computers and System sales; Intelligent basic manufacturing equipment manufacturing; Intelligent basic manufacturing equipment sales; Lighting equipment sales; Electrical equipment sales; Metal products sales; Auto parts and accessories manufacturing; Auto parts retail; Rubber product manufacturing; Rubber product sales; Integrated circuit design; Integrated circuit manufacturing; Integrated circuit sales; Software development; Import and export of goods; Import and export of technology.