岳阳兴长收盘上涨2.42%，滚动市盈率99.51倍，总市值54.86亿元

Group 1 - The core viewpoint of the articles highlights that Yueyang Xingchang's stock price has increased by 2.42% to 14.84 yuan, with a rolling PE ratio of 99.51 times, significantly higher than the industry average of 12.68 times [1][2] - The total market capitalization of Yueyang Xingchang is reported at 5.486 billion yuan, ranking 19th in the petroleum industry based on PE ratio [1][2] - As of the first quarter of 2025, five institutions hold shares in Yueyang Xingchang, with a total holding of 14.79537 million shares valued at 2.474 billion yuan [1] Group 2 - Yueyang Xingchang specializes in the development, production, and sales of petrochemical products, including chemical new materials, energy conservation and environmental protection, and 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 financial 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]