钢研纳克: 股票交易异常波动公告

Group 1 - The company's stock experienced an abnormal fluctuation, with a closing price increase of 30.97% on August 29, 2025, compared to August 26, 2025, significantly outperforming most peers and relevant indices [1][1][1] - The board of directors confirmed that there are no undisclosed significant matters that could impact the stock price, and previous disclosures do not require correction or supplementation [1][1][1] Group 2 - The company has verified that there are no undisclosed matters or ongoing negotiations that should be disclosed according to the Shenzhen Stock Exchange rules [1][1][1]