Group 1 - The core viewpoint of the article highlights that AVIC Chengfei's stock closed at 59.88 yuan, down 2.40%, with a rolling PE ratio of 1427.19 times and a total market value of 160.286 billion yuan [1] - The average PE ratio for the aerospace industry is 73.74 times, with a median of 74.75 times, placing AVIC Chengfei at the 46th position in the industry ranking [1] - As of March 20, 2025, the number of shareholders in AVIC Chengfei is 56,226, a decrease of 1,158 from the previous count, with an average holding value of 352,800 yuan and an average holding quantity of 27,600 shares [1] Group 2 - AVIC Chengfei's main business includes the research and production of aircraft measurement and control products, power distribution systems, strain gauges, weighing instruments, and software, among others [2] - The company has achieved numerous international certifications, including 73 OIML certifications, 32 NTEP certifications, and 207 NEPSI explosion-proof certifications, among others [2] - In the latest financial report for 2024, the company reported an operating income of 1.78 billion yuan, a year-on-year increase of 6.11%, and a net profit of 112 million yuan, a year-on-year increase of 14.41%, with a gross profit margin of 34.54% [2]