At 8:30 am on November 24, the 2019 Nanjing Jiangbei New District Marathon officially started in the Youth Olympic Sports Park. This half marathon is the first marathon tailored for the Jiangsu Free Trade Zone. During the event, Weize Chuangli Electronic Technology Co., Ltd. used the independently developed "Single Tethered UAV Powered Base Station" system, together with the DJI M600 to provide full monitoring and live broadcast support services for the event.