The group's principal activities are to design, manufacture and market cathode ray tube (crt) displays. The crt based products and crt replacement products include plasma panels, digital light projectors (dlp), liquid crystal displays (LCD) and light emitting diode displays (led). The group is also developing a systems approach to product development and marketing to provide all products and services, including display devices, for an integrated electronic display system. It supports several types of crt based monitors to end use markets, including medical diagnostic equipment manufactures and transportation hub operators such as airports and train stations. The group is developing marketing relationships with software companies.