无人摊压机工作你看过吗？“长沙制造”又被外交部发言人点赞啦

Recently, Chinese Foreign Ministry spokesperson Mao Ning shared a video on social media, praising the automatic paving machine fleet produced by Sany Heavy Industry, a manufacturing company based in Changsha.

近日，外交部发言人毛宁在社交平台发布视频，点赞由长沙制造企业三一重工出品的无人摊压机群。