Optics & Imaging
| Tue 10 Nov 2026
Beijing, Nov. 10 -- State Intellectual Property Office of China has awarded a patent to Luoyang Xinfeng Plastic Ind Co Ltd for Anti-inversion Plastic Film Winding Equipment. Suo Haixia, Zhang Gaojun, Li Xiaoli, Zhang Shu'en, Han Xiao, Sun Yuanyuan, Zhang Jianli, Wang Yihang, Liu Yafeng and Guo Xiaodong developed the invention.
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