Paladin Limited, an investment holding company, engages in the property investment, and research and development of high technology system and applications in Hong Kong and Finland. The company primarily invests in and leases properties. It also engages in the development of portable x-ray imaging systems used in inspection devices for security and counter-intelligence applications in the areas of baggage scanning, border control and customs, detection of explosive devices, forensic investigation, and security at large scale sporting and other events; and dynamic range video cameras and artificial intelligences processors for machine vision applications, as well as in devices to improve driver situational awareness and security cameras.