On April 28, 2012, part of the staff of Jingqing Heavy Machinery Technology Center participated in the "2012 5th International Grinding Summit" held in Nanjing with the theme of "Grinding system optimization, promoting energy saving and consumption reduction". At the meeting, Jingqing Heavy Machinery vigorously promote the structural adjustment of processes, equipment and products, to energy saving and consumption reduction as the core of the system technology transformation, strengthen energy conservation management and other aspects of other industry companies to carry out in-depth experience exchange and sharing.