On April 13, on the fourth day of the disappearance of Wang Zhiyao, a 12-year-old girl in Jilin City, Jilin Province, the local Pilots Alliance dispatched more than 20 drones to join the search. On April 10, the girl walked to the rime bridge after dinner, and has not been photographed returning from the bridge since. Ms. Niu, a friend of the missing girl's mother, said that the girl had a cheerful personality, and after the disappearance, her family had reported to the police station in the jurisdiction, and the police station accepted it and contacted the Blue Sky Rescue Team to carry out a search. As of 13:00 on the 13th, the search was still ongoing.