Biotechnology
| Wed 21 Oct 2026
Beijing, Oct. 21 -- Zibo Qianhui Biological Technology has obtained a patent for chitosan derivative refining device. This invention was developed by Cui Liyan, Liu Tao, Song Tianzi, Wang Zhe, Liu Na, Zhang Hao, Zhang Jimei, Zhang Kaixuan, Jia Muzhao and Zhang Mengfan.
The patent application number is CN202522718838U 20251223..