When repairing and maintaining the hump dowty retarder (inspection), strictly implement the station related contact, registration,
On June 18th, Sha Dongjuan, Vice Chairman of Jining City Federation of Industry and Commerce, Xie Yongjing, Office Director of Jining City Federation of Industry and Commerce, and his entourage visit
"Re-testing the installation height of the dowty retarder is 56 mm, which is in compliance with the regulations."
On June 9, the 2021 meeting of the School Enterprise Cooperation Committee of the Business School of Shandong Polytechnic Vocational College was held in the administrative building of the Shandong Pol
Dowty retarder are one of the important transportation equipment for railway hump shunting operations.
In order to further expand the business area of the group, China Coal Group recently invested and established Shandong Zhonghui Enterprise Management Consulting Co., Ltd. with a registered capital of
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Executive Editor: Zhang Wen / Editor: Linda Zhang