Tools and Machinery
| Fri 14 Nov 2025
Beijing, Nov. 15 -- Jilin Qixing Aluminum Ind Co Ltd has obtained a patent for sleeve-in-sleeve for large extrusion profile rotating machine table. This invention was developed by Meng Xianchun, Li Pengcheng, Liu Chunyan, Zhang Yufen, Chen Cheng, Yuan Yuan, Zhang Yuchao, Zhao Yongdong, Xie Yanliang, Zhang Yan, Song Baihui and Zh..