Optics & Imaging
| Thu 24 Sep 2026
Beijing, Sept. 24 -- Jianghua Group has received a patent for Dry-type Photoelectric Direct-reading Valve Control Remote Water Meter. This invention was developed by Zhang Xuede, Xu Yingying, Chen Yuan, You Xingwang, Sun Haiping, Jiang Kaide, Mo Yantian, Lian Li, Ling Zhen and Wang Benxing.
The patent application number is CN20..