朗玛信息收盘上涨2.00%，最新市净率4.13，总市值44.88亿元

Group 1 - The core viewpoint of the news is that Langma Information has shown a slight increase in stock price and a positive net profit despite a decline in revenue for the first quarter of 2025 [1] - As of April 25, the closing price of Langma Information is 13.28 yuan, with a market capitalization of 4.488 billion yuan and a price-to-book ratio of 4.13 [1] - The company has experienced a net inflow of 29.2163 million yuan in principal funds on April 25, indicating a generally positive trend in fund flow over the past five days, totaling 3.1732 million yuan [1] Group 2 - Langma Information operates in two main business segments: "Medical Services + Internet Medical Services" and "Telecommunications and Value-Added Telecommunications Services" [1] - The company's primary products include telephone matching services, mobile resale services, medical information services, and software sales [1] - For the first quarter of 2025, Langma Information reported an operating income of 72.9867 million yuan, a year-on-year decrease of 8.15%, while net profit was 6.4954 million yuan, reflecting a year-on-year increase of 2.77% with a gross profit margin of 35.11% [1] Group 3 - The price-to-earnings (P/E) ratio for Langma Information is reported as -8.77 (TTM) and -8.76 (static), with a market capitalization of 4.488 billion yuan [2] - The industry average P/E ratio is 70.36 (TTM) and 68.57 (static), while the industry median is 82.49 (TTM) and 77.54 (static) [2] - The price-to-book ratio for Langma Information is 4.13, compared to the industry average of 5.01 and the industry median of 3.62 [2]