Sou Hu Cai Jing·2025-07-29 06:30Group 1 - The core point of the article is the application of a patent by Sinopec for a composite electrode material that includes an olive-shaped heterogeneous symbiotic oxide/graphene, which shows high cycling efficiency and specific capacity [1] - The patent application was filed on January 2024, and the publication number is CN120388994A [1] - The composite material consists of graphene and two types of metal oxide particles, which are one-dimensional nanoparticles, enhancing charge-discharge stability and performance [1] Group 2 - Sinopec, established in 2000, is primarily engaged in oil and gas extraction, with a registered capital of approximately 12.17 billion RMB [1] - The company has invested in 263 enterprises and participated in 5000 bidding projects, holding 5000 patent information and 45 trademark records [1] - Sinopec (Beijing) Chemical Research Institute, founded in 2021, focuses on the manufacturing of chemical raw materials and products, with a registered capital of 100 million RMB [2] - The research institute has invested in 4 enterprises and participated in 1268 bidding projects, holding 1661 patent records and 16 trademark records [2]