R&D, production, processing and sales: electronic products and their accessories, automation equipment and accessories, electronic equipment and their accessories, insulating sleeves, aviation accessories, heat shrinkable tubes; Import and export of goods or technology (except for the import and export of goods and technology prohibited by the state or involving administrative approval) (the above business scope involves the import and export of goods, technology import and export). (For projects subject to approval according to law, business activities can only be carried out after approval by relevant departments.) (For projects subject to approval according to law, business activities can only be carried out after approval by relevant departments)