Agricultural
| Thu 28 May 2026
Beijing, May 28 -- No. 2 Eng Co Ltd Of CCCC Third Harbor Eng Co Ltd has sought patent for Sandy Soil Pile Pulling Equipment and Pile Pulling Method. This invention was developed by Yang Lianjiao, Hu Ling, Ding Gujie, Wang Liu, Zhu Yongze, Zhang Shihao, Li Zelong, Xu Leyun, Shi Feng, Wu Qingfeng, Chong Boxiang and Li Cong.
The..