Paladin Limited, an investment holding company, engages in the property investment, and research and development of high technology system and applications in Hong Kong, Finland, and internationally. The company 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. In addition, the company is involved in the linear image sensors for use in spectroscopy, document scanners, and sensors used for various security applications using 3D semiconductor processes; and 3D industrial cameras, 3D industrial vision software, and AI-based industrial vision application solutions. aladin Limited was incorporated in 1988 and is based in Wan Chai, Hong Kong.