Beijing Changdi Gis Information Technology Limited Company is an information technology company based on the former Beijing CHANGDI Computer Company. Our company is located in High-Tech Industrial Park, Haidian District. In the early of 1990s, our company began to do graphic and image digital processing-related hardware and software technology research and the industrialization of high technology.



Our company began the mass production of a full range of CD digitizers and CD graphic scanners in 1990. In the 21st century, our company began to research and develop high-speed large...