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On May 9, the Department of Industry and Information Technology of Shandong Province issued an announcement that the subsidiaries of Shandong Useen Group: Shandong Useen Casting Co., Ltd. and Shandong Useen Nano Technology Co., Ltd. won the title of "Specialized, Refined, Characteristic and Novel" small and medium-sized enterprises in Shandong Province in 2023 respectively.