Cai Hong

CASC Rainbow (Chinese: 彩虹; pinyin: cǎihóng, abbreviation CH) is a series of unmanned aerial vehicles (UAVs) marketed by China Aerospace Science and Technology Corporation (CASC). The series includes multi-role medium-altitude long-endurance UAVs and micro air vehicles (MAV). The UAVs are produced by CASC's China Academy of Aerospace Aerodynamics (CAAA).