海泰新光收盘下跌1.24%，滚动市盈率35.15倍，总市值50.48亿元

Group 1 - The core viewpoint of the articles highlights the performance and valuation of Qindao Haitai Newlight Technology Co., Ltd. in the medical device industry, noting its current stock price and market capitalization [1][2] - As of July 29, the closing price of Haitai Newlight is 42.11 yuan, with a decline of 1.24%, resulting in a rolling PE ratio of 35.15 times and a total market value of 5.048 billion yuan [1] - The average PE ratio in the medical device industry is 55.46 times, with a median of 37.74 times, placing Haitai Newlight at the 69th position in the industry ranking [1][2] Group 2 - As of the first quarter of 2025, there are 9 institutions holding shares in Haitai Newlight, all of which are funds, with a total holding of 10.4214 million shares valued at 407 million yuan [1] - The main business of Haitai Newlight includes the research, development, manufacturing, sales, and service of medical endoscope instruments and optical products, with key products being 4K fluorescence/white light laparoscopes, endoscope light source modules, and camera adapters/lenses [1] - The latest performance report for the first quarter of 2025 shows that the company achieved an operating income of 147 million yuan, a year-on-year increase of 24.86%, and a net profit of 46.6887 million yuan, a year-on-year increase of 21.45%, with a sales gross margin of 64.98% [1]