Requirements for UAV 8-character flight field

Just leave it empty. According to Changchun Zhongke Zhihang's inquiry. Com, the 8-character flight of unmanned aerial vehicle requires that the venue be empty enough. Unmanned aerial vehicle, abbreviated as UAV in English, refers to an unmanned aerial vehicle that is operated by radio remote control equipment and its own program control device, or by an airborne computer completely or intermittently.