RE: International Worker’s Day’s Drone Light Show On City Wall 2018. 1374架无人机5.1劳动节点亮城墙，破世界吉尼斯纪录。

[amylee]

Yeah, very spectacular. I guess the show is all set by computer.

Thanks for concern about Sandia’s drone. She recently updated it. Hopefully she can get a shot on the drone asap. 👌