Tangshan Sunfar Silicon Industries Co., Ltd. (603938.SH) has issued a stock trading risk warning announcement. The company's primary products include trichlorosilane, silicon tetrachloride, high-purity silicon tetrachloride, silane coupling agents, potassium hydroxide, potassium sulfate, electronic specialty gases, and fumed silica. These products are utilized across various sectors such as photovoltaics, optical fibers, fine chemicals, fertilizers, and electronic chips. Currently, revenue related to memory chips constitutes less than 1% of the company's total operating revenue and is not expected to have a significant impact on its financial performance.