山东大业股份有限公司股票交易风险提示公告

Core Viewpoint - The stock of Shandong Daye Co., Ltd. experienced significant price fluctuations, with a cumulative increase of 39.97% from December 24 to December 29, 2025, raising concerns about potential market risks and high valuation compared to industry averages [2][4]. Group 1: Stock Performance and Market Risks - The stock price of the company showed an abnormal fluctuation, with a cumulative increase exceeding 20% over three consecutive trading days [2]. - On December 29, 2025, the stock closed at the daily limit price, indicating a strong market reaction [4]. - The company’s stock price increase raises concerns about potential subsequent declines due to overheated market sentiment and irrational speculation [4]. Group 2: Financial Metrics and Valuation Risks - The company’s price-to-book ratio is 2.40, which is higher than the industry average of 2.18 for the "C Manufacturing 33 Metal Products" sector [2][4]. - The company has faced challenges with low gross margins, reporting a gross margin of 1.76% in 2022, 8.31% in 2023, and a projected 2.90% in 2024, indicating limited profitability [3][6]. Group 3: Business Operations and Market Position - The company’s operational activities are currently normal, with no significant changes in market environment or industry policies [3]. - The company holds a 4.216% stake in Hubei Sanjiang Aerospace Jiangbei Mechanical Engineering Co., Ltd., which is involved in aerospace product development, but this investment has minimal impact on overall performance [5]. - The company is also associated with the humanoid robot concept, but its current main business remains focused on the production and sales of tire wire, with no substantial revenue from robotics yet [5].