Editor's note: Drones, or unmanned aerial vehicles, have become affordable toys even for ordinary people and thus become a new headache for flight safety. Recently such drones forced the cancellation of many flights in Chengdu and Chongqing of Southwest China. Two experts explain to China Daily's Zhang Zhouxiang how to regulate the use of drones so as to prevent them from disrupting flights.

UAV law violators must be held accountable

Zhang Qihuai, lawyer and vice-director of the aviation branch of Beijing Law Society