Feiyan Aviation Remote Sensing Technology (飞燕航空遥感技术有限公司, also known as Feiyan Remote Sensing, 飞燕遥感) is a company that specializes in photogrammetry and remote sensing, digital city 3D modeling, and geographic information system (GIS) industry applications. It develops the digital twin water supply platform for modeling and rendering the digital expression of physical objects, a Point cloud processing software (P3C) for reading and writing, display, filtering, and batch processing, a traffic management tool for planning, scheduling, construction, operation, maintenance, etc. The company offers consulting, image processing, data programming, and aerial photography services. It caters to the military, real estate, transportation, agriculture, space, and other sectors.