岳阳兴长收盘上涨5.57%，滚动市盈率123.18倍，总市值67.91亿元

Group 1 - The core viewpoint of the news is that Yueyang Xingchang's stock has seen a significant increase, with a closing price of 18.37 yuan, up 5.57%, and a rolling PE ratio of 123.18, marking a new low in 155 days [1] - The company's total market capitalization is 6.791 billion yuan, while the average PE ratio in the oil industry is 12.98, with a median of 29.44, placing Yueyang Xingchang at the 19th position in the industry ranking [1][2] - As of March 31, 2025, the number of shareholders in Yueyang Xingchang has increased to 22,331, with an average holding value of 352,800 yuan and an average holding quantity of 27,600 shares [1] Group 2 - Yueyang Xingchang Petrochemical Co., Ltd. specializes in the development, production, and sales of chemical new materials, energy conservation and environmental protection, and petrochemical products, including retail of refined oil [1] - The company's main products include methyl tert-butyl ether, liquefied petroleum gas, propylene, industrial isooctane, ortho-cresol, calcined petroleum coke, and special polypropylene [1] - In the latest quarterly report for Q1 2025, the company achieved an operating income of 1.063 billion yuan, a year-on-year increase of 27.85%, while net profit was 13.6081 million yuan, reflecting a year-on-year decrease of 37.00%, with a gross profit margin of 18.85% [1]