Business management analysis and business consultancy; business management; marketing research and marketing analysis; providing information concerning commercial sales; office functions, namely, filing, in particular documents or magnetic tapes; compilation of information into computer databases; Providing business assistance to others in the operation of data processing apparatus, namely, computers, typewriters, teleprinter machines and other similar office machines; rental of typewriters, copying machines and word processors; providing commercial information and advice for consumers in the choice of goods and services; retail store services and wholesale store services for electrical machinery and apparatuses; retail store services and wholesale store services for photographic machines and apparatus and photographic supplies; database retrieval by network for others, namely, providing an on-line computer database in the field of business information; consulting on business management for obtaining certification of international standards, or providing information thereon

Repair or maintenance of office machines and equipment; repair or maintenance of electronic machines and apparatus; repair or maintenance of telecommunication machines and apparatus other than telephone apparatus, radio receivers and television receivers

Designing of telecommunications and office machines, apparatus, instruments including their parts and systems composed of such machines, apparatus and instruments; computer software design, computer programming, and maintenance of computer software; technological advice relating to computers, automobiles and industrial machines; rental of computers; rental of image scanners; providing temporary use of on-line non-downloadable computer programs on data networks for operating office machines; computer design; introduction services in the nature of computer program consultancy and configuration of computer programs for others; consultancy relating to the design and creation of computer programs; communication network system design and planning mainly for building an in-house network linked with an external network; rental of access time to computer database; encryption of identity verification in network data communication; issuance of digital certificates for digital signatures to prove the creation date and time and non-tampering of a document or data digitized in communication by a computer terminal, by the encryption method of program