Computer peripheral devices; Mouse (computer peripherals); Computer keyboards; Pocket calculators; Mouse pads; Piezoelectric sensors; Connectors (electricity); Switches, electric; Portable power chargers; Magnetic encoders; Keyboard switches

Advertising; Rental of advertising space; Organization of trade fairs; Commercial administration of the licensing of the goods and services of others; Outsourcing services (business assistance); Providing business information via a website; Import-export agency services; Marketing; Provision of an online marketplace for buyers and sellers of goods and services; Sales promotion (for others)