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有研粉材：8月28日将举行2025年半年度业绩说明会
GRIPMGRIPM(SH:688456) Zheng Quan Ri Bao Wang·2025-08-20 12:15

Group 1 - The company, Youyan Powder Materials, announced that it will hold a semi-annual performance briefing on August 28, 2025, from 16:00 to 17:00 [1]