Sou Hu Cai Jing·2025-07-08 02:22Group 1 - The core viewpoint of the news is that Sinopec has applied for a patent for an optimized method and device for fracturing crack parameters, which aims to improve the efficiency of oil reservoir modeling and fracturing design [1][3] Group 2 - Sinopec, established in 2000, is primarily engaged in oil and gas extraction, with a registered capital of approximately 12.17 billion RMB and has invested in 263 companies [2] - Sinopec has participated in 5,000 bidding projects and holds 45 trademark records and 5,000 patent records [2] - The Sinopec Petroleum Engineering Technology Research Institute, founded in 2022, focuses on research and development, with a registered capital of 300 million RMB and has invested in 3 companies [2] - The research institute has participated in 688 bidding projects and holds 15 trademark records and 745 patent records [2]