Group 1 - The company Zhongzhou Special Materials (300963) announced a significant abnormal fluctuation in stock trading, with a rolling price-to-earnings (P/E) ratio of 119 times and a static P/E ratio of 116.05 times as of May 23, 2025 [1] - The company's price-to-book (P/B) ratio stands at 10.43 times, indicating a substantial deviation from the industry average [1] - The company is classified in the high-temperature alloy sector, specifically under the "Non-ferrous Metal Smelting and Rolling Processing Industry" category, which has an average rolling P/E ratio of 17.63 times and a static P/E ratio of 18.19 times, along with a P/B ratio of 1.7 times [1] Group 2 - The current rolling P/E, static P/E, and P/B ratios of the company are significantly misaligned with the reasonable valuations of peer companies in the industry [1] - The announcement serves as a caution to investors to engage in rational investment practices and to be aware of investment risks [1]

Group 1 - The company Daya Co., Ltd. (300879) has announced significant deviations in its valuation metrics compared to its industry peers [1] - As of May 6, 2025, the company's rolling price-to-earnings (P/E) ratio is 41.85 times, and the static P/E ratio is 428.03 times, with a price-to-book (P/B) ratio of 4.93 times [1] - In contrast, the latest rolling P/E ratio for the "Specialized Equipment Manufacturing" industry, as classified by China Securities Index Co., Ltd., is 27.7 times, with a static P/E ratio of 28.05 times and a P/B ratio of 2.85 times [1] Group 2 - The company is significantly overvalued compared to the reasonable valuations of listed companies in the same industry [1] - Investors are cautioned to invest rationally and be aware of investment risks due to these valuation discrepancies [1]