Structure and working principle of hydraulic chain tensioner?

On June 12, the new suspended mining single hydraulic prop independently developed and produced by China Coal Group was sent to Shanxi, Inner Mongolia and other places, which once again set off a sales frenzy.

On June 11, a batch of high-performance mining flat trucks independently researched and produced by China Coal Group was about to embark on a journey, and its destination was Wenzhou City, Zhejiang Province, a coastal city in eastern China. This is not just an ordinary transportation of commodities, but the interplay of industrialized power and the pulse of the new era of development.

On June 8, the first half of 2024 business analysis meeting of China Coal Group was grandly held in the meeting room of the Group's headquarters, mainly focusing on the 321 strategic objectives formulated by the Group, comprehensively sorting out and summarizing the first half of the production and operation of the work situation, analyzing the causes of the problem, solving the problems and deficiencies in the current operation and sales work, judging the business situation and discussing the ideas and countermeasures, and arranging and deploying the work in the second half of the year. General Manager of China Coal Group Han Yong, members of the leadership team, general managers of e-commerce companies, plant managers of the Manufacturing Corporation, group companies and the heads of functional departments of more than 70 people attended the meeting.