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new progress has been made in the development of the "fuxing" chinese standard emu with a speed of 250 km/h
2018-04-11 13:40:02china railway corporation news, china railway corporation organized the china academy of railway sciences group company, crrc group affiliated enterprises, universities, research institutes and other ......
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warmly celebrate the company's official website new revision online!!!
2018-04-01 13:36:27in this ever-changing and rapidly changing information age, in order to expand the brand influence of zhoushan qingfeng railway instrument co., ltd. inside and outside the industry, and further play t......