Tools and Machinery
| Mon 17 Nov 2025
Beijing, Nov. 18 -- Yunnan Yuntianhua has been awarded a patent for Water Spraying Assembly. This invention was developed by Yang Jiawei, Yang Xuedong, Li Mingjiang, Sun Yucui, Yi Shilai, Zhang Yueqiang, Zhang Yichen, Li Lingshan, Feng Rui and Zhou Lingxiang.
The patent application number is CN20242275907U 20240827. The paten..