三孚股份：股票交易异常波动 存储芯片相关收入占比不足1%

Core Viewpoint - The stock of Sanfu Co., Ltd. has experienced significant price fluctuations, with a cumulative closing price deviation exceeding 20% over three consecutive trading days in October 2025, followed by another limit-up on October 20, 2025. The company's rolling P/E ratio stands at 132.46, significantly higher than the industry average of 26.39, indicating potential market overreaction and irrational speculation [1]. Company Overview - Sanfu Co., Ltd. primarily produces trichlorosilane and silicon tetrachloride, which are widely used in photovoltaic, optical fiber, and electronic chip industries [1]. - The revenue from storage chips constitutes less than 1% of the company's total income, suggesting that it does not have a significant impact on overall performance [1].