Group 1 - The core point of the article is that China Petroleum & Chemical Corporation (Sinopec) has obtained a patent for a "nano-cluster phosphosilicate aluminum molecular sieve and its preparation method," with the patent announcement number CN117756131B and an application date of September 2022 [1] Group 2 - China Petroleum & Chemical Corporation was established in 2000 and is based in Beijing, primarily engaged in oil and gas extraction. The company has a registered capital of 121,739.6893 million RMB [1] - Sinopec has invested in 269 companies and participated in 5,000 bidding projects. It holds 45 trademark registrations and 5,000 patent records, along with 41 administrative licenses [1] Group 3 - Sinopec (Dalian) Petrochemical Research Institute Co., Ltd. was established in 2022 and is located in Dalian, focusing on professional technical services. The registered capital of this subsidiary is 3,384.5908 million RMB [1] - The Dalian institute has invested in 1 company, participated in 3,012 bidding projects, and holds 5,000 patent records, along with 65 administrative licenses [1]