股票行情快报：朗玛信息（300288）12月15日主力资金净卖出1063.48万元

Group 1 - The core viewpoint of the news is that Langma Information (300288) has experienced a significant decline in both revenue and net profit for the first three quarters of 2025, indicating potential challenges in its business operations [2]. - As of December 15, 2025, Langma Information's stock closed at 13.2 yuan, down 2.08%, with a turnover rate of 1.63% and a trading volume of 41,700 hands, amounting to a transaction value of 55.52 million yuan [1]. - The company's main business includes medical services and internet medical services, which encompass physical medical institutions, medical information services, internet hospital services, IPTV smart medical family health service platforms, smart wearable devices, and pharmaceutical circulation [2]. Group 2 - For the first three quarters of 2025, Langma Information reported a main operating income of 224 million yuan, a year-on-year decrease of 24.75%, and a net profit attributable to shareholders of 13.51 million yuan, down 67.04% year-on-year [2]. - In the third quarter of 2025, the company recorded a single-quarter main operating income of 72.53 million yuan, a year-on-year decline of 36.46%, and a net profit attributable to shareholders of -0.93 million yuan, reflecting a year-on-year decrease of 105.48% [2]. - The company's debt ratio stands at 17.27%, with investment income of 16.99 million yuan and financial expenses of -2.53 million yuan, while the gross profit margin is reported at 29.25% [2].