computer cards with Chinese language conversion capability; microcomputers; computer peripheral equipment, namely, computer printers, computer disc drives, microcomputer expansion boards, modems, computer monitors, blank magnetic tapes, blank floppy discs and dust covers for computers; computer fax cards; uninterruptable power supplies; and programmable industrial controllers

handbooks, brochures, books, magazines and newspapers on the subject of computer science; a booklet of directions on the subject of computer hardware

rental of computers; computer programming for others; computer software design for others; computer hardware consultation; interpretation of symbolic language; research and development of computer software for others; updating of computer software