Poster news chief reporter Jie Qiangmin correspondent Li Yiming Report to respond to traffic peaks immediately during the holidays and deal with accidents or vehicle failures as soon as possible, the Jinan-Qinghai expressway police have added a number of drones, adopted "cross-wheel patrol + dynamic seating" operation model, and carrying the " High-frequency patrol around a series of three-dimension network monitoring better monitoring the network of频率频率频率频率频率频率频率频率频率频率频率频率频率频率频率跟踪两眼的频率频率频率频率手动手动机制，警告的爆炸和功能性语音呼叫得以立即进行现场干预。同时，将无人机实时收集的高清巡逻屏幕同时推向新的媒体平台，以提供即时的公共旅行条件，有助于创建“ Air + Ground”多维交通信息服务，并尽一切努力确保假期期间人们的安全和顺畅的道路。