Guinness World Record for drone flying broken above ancient Chinese city wall

A record-breaking fleet of 1,374 drones danced over the City Wall of Xi’an, in northwest China’s Shaanxi Province last Sunday, setting a new Guinness World Record. Subscribe to us on YouTube: https://goo.gl/lP12gA Download our APP on Apple Store (iOS): https://itunes.apple.com/us/app/cctvnews-app/id922456579?l=zh&ls=1&mt=8…