Rental of computers; Providing on-line non-downloadable software for analyzing data of electron microscopes, scanning electron microscopes, semiconductor inspection and metrology equipment; Providing virtual computer systems through cloud computing; Server hosting; Off-site data backup; Monitoring of computer system operation by remote access; Maintenance of computer software; Software design and development; Computer programming; Consultancy in the design and development of computer hardware; Material testing; Quality control for others; Mechanical research; Calibration services; Research in the field of artificial intelligence technology; Technology consultation in the field of artificial intelligence; Updating of computer software