On October 15, CCCC Aviation Administration, a subsidiary of CCCC Group, led the research and development of the world's largest piling ship master cylinder, successfully rolled off the line at Hengli Hydraulic in Changzhou, Jiangsu. This marks a major breakthrough in the field of heavy hydraulic equipment in China. The independent research and development of this set of cylinders has broken the situation where the core components of China's large piling boats have been dependent on imports for a long time.

On October 15, CCCC Aviation Administration, a subsidiary of CCCC Group, led the research and development of the world's largest piling ship master cylinder, successfully rolled off the line at Hengli Hydraulic in Changzhou, Jiangsu. This marks a major breakthrough in the field of heavy hydraulic equipment in China. The independent research and development of this set of cylinders has broken the situation where the core components of China's large piling boats have been dependent on imports for a long time.