朗玛信息收盘上涨3.31%，最新市净率4.47，总市值48.56亿元

Group 1 - The core business of the company includes "medical services + internet medical services" and "telecommunications and value-added telecommunications services" [1] - The company's main products are IPTV services, telephone services, mobile resale services, and medical information services [1] - As of May 29, the company's stock closed at 14.37 yuan, up 3.31%, with a latest price-to-book ratio of 4.47 and a total market value of 4.856 billion yuan [1] Group 2 - In the latest quarterly report for Q1 2025, the company achieved operating revenue of 72.9867 million yuan, a year-on-year decrease of 8.15%, and a net profit of 6.4954 million yuan, a year-on-year increase of 2.77% [1] - The company's gross profit margin stands at 35.11% [1] - The company experienced a net outflow of 2.1812 million yuan in principal funds on May 29, but overall, there was a net inflow of 19.2897 million yuan over the past five days [1]