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| Sun 21 Dec 2025
Beijing, Dec. 22 -- Chinese Patent for Sewage Treatment Device for Hot-rolled Plate Grinding Machine has been issued to Fujian Dadonghai Industry Group. This invention was developed by Li Qiancheng, Zhang Zhiyong, Zhang Geyou, Li Xiaoxian, Xu Tao, Lin Qing, Jin Fengquan and Xu Aofa.
The patent application number is CN20242354..