7月18日消息，中国中车青岛四方机车车辆股份有限公司透露，世界首套时速600公里高速磁浮交通系统将于7月20日在青岛面世。该系统是当前速度最快的地面交通工具，是世界轨道交通领域的尖端科技成果。 On July 18, CRRC Qingdao Sifang Locomotive and Vehicle Co., Ltd. revealed that the world's first high-speed maglev transportation system will be launched in Qingdao on July 20. The system is the fastest ground vehicle and is a cutting-edge technological achievement in the world rail transit.