Sou Hu Cai Jing·2025-12-09 06:31Group 1 - The State Intellectual Property Office of China has granted a patent for a "Construction Method of a Biological Pile Ventilation System" to China Petroleum & Chemical Corporation and Sinopec Fifth Construction Company, with the announcement number CN119763679B and application date of November 2024 [1] - China Petroleum & Chemical Corporation, established in 2000 and based in Beijing, primarily engages in oil and gas extraction, with a registered capital of 12,173,968.9893 million RMB. The company has invested in 268 enterprises, participated in 5,000 bidding projects, holds 45 trademark registrations, and has 5,000 patent records, along with 41 administrative licenses [1] - Sinopec Fifth Construction Company, founded in 1991 and located in Guangzhou, focuses on building decoration and other construction activities, with a registered capital of 35,000 million RMB. The company has invested in 2 enterprises, participated in 4,137 bidding projects, holds 229 patent records, and has 75 administrative licenses [1]