Plastics
| Tue 29 Sep 2026
Beijing, Sept. 28 -- CCCC Tunnel Engineering Company and Jiangsu Traffic Eng Construction Bureau have been awarded a patent for Hydraulic Opening and Closing Type Mold. This invention was developed by Li Yongbo, Zhao Xiaopeng, Zheng Yong, Chen Guoxiang, Hu Qianhua, Zhu Yu, Li Ruochen, Li Xingwang, Wang Yunpeng, Zuo Shirong, Zhan..