护航进博会 黄浦江升级交通管控 - 2018年10月25日

TRAFFIC restrictions in areas of the Huangpu and Yangtze rivers have been put in place by Shanghai maritime officials as part of heightened security for the China International Import Expo.
According to the Shanghai Maritime Bureau, long-distance detectors will be used to identify vessels entering Shanghai ports.
The detectors will be capable of reading information from vessels that have installed the Automatic Identification System.