Group 1 - China Petroleum & Chemical Corporation (Sinopec) has applied for a patent for a method and device for predicting fracture pressure based on stress-strain relationships, with publication number CN119937022A and application date of November 2023 [1] - The patent involves a method that constructs a fracture pressure prediction model based on logging and drilling data, inverts pre-stack seismic data, and builds a three-dimensional fracture pressure prediction model to guide drilling and/or fracturing operations [1] - The proposed method considers the impact of wellbore fracture mechanisms and geostress on fracture pressure prediction, establishing a rigorous theoretical foundation and strong applicability [1] Group 2 - China Petroleum & Chemical Corporation was established in 2000, located in Beijing, primarily engaged in the petroleum, coal, and other fuel processing industries, with a registered capital of approximately 12.17 billion RMB [2] - Sinopec has invested in 256 companies, participated in 5,000 bidding projects, holds 45 trademark records, 5,000 patent records, and possesses 39 administrative licenses [2] - Sinopec Petroleum Exploration Technology Research Institute, established in 2022 in Nanjing, focuses on extraction and auxiliary activities, with a registered capital of approximately 133.61 million RMB [2] - The research institute has invested in 1 company, participated in 180 bidding projects, holds 530 patent records, and possesses 13 administrative licenses [2]