Tools and Machinery
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Zhejiang Jiaxiang Precision Machinery Tech Co Ltd patent application for Plum Blossom Pipe Rolling Device. Chen Dengwu, Qian Chao, Cao Ping, Chen Jie, Shen Binjie, Cao Wenxin, Zhou Jihua, Wu Wangzhe, Shen Min, Yang Zhengming, Shen Shaohua, He Daicai, Yao..