Liquid crystal display screen making machines and liquid crystal display screen making systems comprised of XY stage, plate cylinder, annex roll, printing plate; plasma display panel making machines and plasma display panel making systems comprised of plate cylinder, cradle for printing ink-PA, doctor blade, crimp roller, drier, linear motor, intaglio roll; organic electro luminescence display screen making machines and organic electro luminescence display screen making systems comprised of XY stage, vacuum chamber, vacuum pump, ink jet head, loader, unloader; laser printing machines and laser printing apparatus, namely, pattern able; [ laser semiconductor manufacturing machines and systems comprised of laser oscillation machine, CCD camera, scan head, anti-vibration stage, optical carrier machine; miscellaneous semiconductor manufacturing machines and systems comprised of XY stage, plate cylinder, annex roll, printing plate; ] painting machines; painting apparatus, namely, roll coater, slit die coater; [ plastic processing machines and apparatus, namely, injection molding machine; ] machines and apparatus for manufacturing rubber goods, namely, laser engraving equipment

Repair and maintenance of printing and book binding machines and apparatus; repair and maintenance of optical machines and instruments; repair and maintenance of electronic machines and apparatus; repair and maintenance of measuring and testing machines and instruments; repair and maintenance of rubber-goods manufacturing machines and apparatus; repair and maintenance of semiconductor manufacturing machines and systems; [ repair and maintenance of plastic processing machines and apparatus ]

Designing of printing machines and apparatus; designing of other machines, apparatus, instruments, including their parts and of systems composed of such machines, apparatus and instruments, namely, mechanical structure, rating adjustment, calibration correction, apparent placement, color, and shape, part appearance, part placement; designing, creating and maintenance of computer systems and consultancy services thereof; designing, creating and maintenance of computer software; providing technical consulting relating to the performance and optimization of computers, automobiles and other machines that require high levels of personal knowledge, skill and experience of the operators to meet the required accuracy in operating them, namely, flat panel display manufacturing, printing equipments for a planar substrate, photovoltaic manufacturing, print defect detection; inspection and research relating to printing technology