通源石油：CCUS业务主要为客户提供二氧化碳驱油、压裂和吞吐等技术服务

Group 1 - The core viewpoint of the article is that Tongyuan Petroleum (300164) is actively engaged in providing CCUS (Carbon Capture, Utilization, and Storage) services, specifically focusing on techniques such as CO2-enhanced oil recovery, fracturing, and throughput services [1] - The company charges clients based on the amount of CO2 injected, indicating a performance-based pricing model [1] - The CCUS business does not involve any national subsidies, highlighting the independent nature of its revenue model [1]