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| Wed 11 Mar 2026
Beijing, March 12 -- State Intellectual Property Office of China has received Guangzhou Urban Planning & Design Survey Research Institute patent application for Siltation Promotion Device for Coastal Zone Regulation and Restoration. Xu Guangping, Wu Sipan, Chen Guoyu, Zhang Qinghua, Wei Hujin, Wan Jiawen, Jian Xiaoyu, Chen Cheng..