Enviornmental
| Sat 22 Aug 2026
Beijing, Aug. 22 -- Shandong Juncheng Metal Technology has secured a patent on Polishing Waste Automatic Collecting Equipment. Qin Zuofeng, Sun Pu, Li Hongguang, Li Dongdong, Mu Ruipeng, Ding Youwang, Zhu Baozhen, Zhao Qiang, Zhang Hao, Ma Yongjian, Sun Tao, Jia Zirui, Zhang Qingchao and Cao Shiliang developed the invention.
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