Group 1 - The core point of the article is that Sinopec has obtained a patent for a method and device for calculating the storage capacity of aquifer gas storage, which indicates innovation in the energy sector [1] - Sinopec, established in 2000, is primarily engaged in oil and gas extraction, with a registered capital of approximately 12.17 billion RMB [1] - Sinopec has made significant investments, with a total of 263 external investments and participation in 5,000 bidding projects, showcasing its active role in the industry [1] Group 2 - Sinopec (Dalian) Petrochemical Research Institute, founded in 2022, focuses on research and experimental development, with a registered capital of approximately 338.46 million RMB [1] - The research institute has made one external investment and participated in 1,173 bidding projects, indicating its involvement in the market [1] - The institute holds 4,657 patent records and 58 administrative licenses, reflecting its commitment to innovation and compliance [1]