2连板保变电气：公司股票短期内涨幅较大 市盈率、市净率较高

Group 1 - The core point of the article is that Baobian Electric (600550.SH) has experienced significant stock price fluctuations, with a cumulative closing price increase exceeding 20% over three consecutive trading days, indicating abnormal trading activity [1] - As of May 20, 2025, the company's stock has a trailing twelve months (TTM) price-to-earnings (P/E) ratio of 141.42 and a price-to-book (P/B) ratio of 27.49, which are substantially higher than the industry averages of 19.68 for P/E and 2.52 for P/B [1] - The high P/E and P/B ratios, along with the recent stock price surge, suggest potential risks of stock price speculation [1]