Tools and Machinery
| Fri 18 Sep 2026
Beijing, Sept. 18 -- Zhejiang Longyuan Sifang Machinery Mft Co Ltd has been granted a patent for Double-helix Movable Cooling Machine. This invention was developed by Sun Linhao, Xia Bangyu, Gu Xianlei, Li Danyu, Liu Shengli, Jin Lei, Liu Xufeng, Wu Dong, Zhao Shunping, Wang Xubo, Xia Kebing, Wang Yang, Zhang Chen, Yin Jiahe, Ye..