Tools and Machinery
| Mon 23 Mar 2026
Beijing, March 23 -- Shandong Zhenting Jinggong Piston Co Ltd has applied Chinese patent for Piston Protection Sleeve Assembly Tool. Zhu Wenming, Xu Chuanmin, Sun Gang, Cao Ruizhi, Liang Xizhi, Hu Na, Li Hui, Liu Linlin, Kong Fanhong and Yang Peng developed it.
The patent application number is CN202511224045 20250829. The pat..