CASC Rainbow

CASC Rainbow (Chinese: 彩虹; pinyin: cǎihóng) (abbreviated as CH) is a series of unmanned aerial vehicles (UAVs) developed by the China Academy of Aerospace Aerodynamics, an entity under the China Aerospace Science and Technology Corporation (CASC). The China Academy of Aerospace Aerodynamics is also known as the 11th Academy of CASC or 701st Research Institute.