Security & Protection
| Sat 30 Aug 2025
Beijing, Aug. 30 -- Henan Hualong Spice Co Ltd has been awarded a patent for pH Meter Protection Device. This invention was developed by Li Pengyi, Guo Hongchao, Chen Yanhong, Wang Suying, Li Gang, Jia Boyu, Wang Lixia, Fu Jingchao, Zhao Junfei, Jie Yangyang, Yan Feng and Li Jie.
The patent application number is CN20242166842..