Beijing Jinkun Science and Technology Co., Ltd. is a national high-tech enterprise dedicated to product research and development in the field of indoor and outdoor complex scene positioning and navigation, and providing overall solutions and services. Targeted products and solutions cover fields such as smart tunnels, smart factories, smart prisons, and smart civil defense. The drone research project in December 2021 is the only team in China to achieve autonomous program controlled flight in indoor and outdoor scenarios, as well as indoor corridors, stairs, and other scenarios. In 2022, the core technology of positioning and navigation will be applied to the field of unmanned system detection in enclosed spaces, focusing on solving the problems of enclosed spaces (such as coal mines, subways, etc.). The company has developed a mining inspection flight platform, which has three major functions: operating environment inspection, danger warning, and accident rescue.