通源石油跌2.14%，成交额3.21亿元，主力资金净流出4117.26万元

Group 1 - The core viewpoint of the news is that Tongyuan Petroleum's stock has experienced fluctuations, with a recent decline of 2.14% and a year-to-date increase of 39.44% [1] - As of November 4, the stock price is reported at 5.94 CNY per share, with a total market capitalization of 3.495 billion CNY [1] - The company has seen significant trading activity, with a net outflow of 41.17 million CNY in principal funds and a notable presence on the trading leaderboard, appearing 13 times this year [1] Group 2 - Tongyuan Petroleum Technology Group Co., Ltd. is based in Xi'an, Shaanxi Province, and was established on June 15, 1995, with its listing date on January 13, 2011 [2] - The company's main business involves oilfield enhancement technology, including research and development, product promotion, and operational services, with 93.15% of revenue coming from perforation sales and services [2] - For the period from January to September 2025, Tongyuan Petroleum reported operating revenue of 860 million CNY, a year-on-year decrease of 0.82%, while net profit attributable to shareholders increased by 16.84% to 56.22 million CNY [2]