Group 1 - The State Intellectual Property Office of China has granted a patent to China Petroleum & Chemical Corporation (Sinopec) for a technology related to gas-liquid multiple flow mixing distributors and hydrogen reactors, with the patent announcement number CN116637585B and application date of May 2023 [1] - China Petroleum & Chemical Corporation, established in 2000 and based in Beijing, primarily engages in oil and gas extraction, with a registered capital of approximately 12.17 billion RMB. The company has invested in 263 enterprises and participated in 5,000 bidding projects, holding 45 trademark records and 5,000 patent records [1] - Sinopec Engineering Group Co., Ltd., founded in 2007 and also located in Beijing, focuses on water management, with a registered capital of approximately 441.85 million RMB. The company has invested in 12 enterprises, participated in 63 bidding projects, and holds 5,000 patent records [1]