R&D, production and sales: semiconductor materials, semiconductor devices, integrated circuits, optoelectronic products, electronic products, magnetic components, connector components, optoelectronic modules, power supplies, lighting sources, lamps, home appliances, hardware products, plastic products; production: electronic components and electromechanical component equipment, special equipment for semiconductor devices; import and export of goods or technologies (except for the import and export of goods and technologies prohibited by the state or involving administrative approval). 〓