Textile
| Thu 08 Oct 2026
Beijing, Oct. 8 -- Hunan Guojin Xiangan Industrial has been granted a patent for Semi-elliptical Punching Device for Western-style Clothes Pen Bag. Zhou Naijin, Yang Liwei, Liu Zhenzhong, Liu Fangyong, Sun Rong, Zhao Xuejun, Liao Lihua, Wei Youliang, Sun Jun, Zhang Ling, Liu Yue and Lu Hong developed the invention.
The patent a..