Jin Rong Jie·2025-08-13 08:55Core Points - The Shanghai Composite Index rose by 0.48% to close at 3683.46 points, while the Hang Seng Index increased by 2.58% to 25613.67 points [1] - Sinopec Oilfield Service Corporation (SSC) has an AH premium of 173.49%, ranking fourth among AH shares [1] - SSC's A-shares closed at 2.05 yuan, up 0.99%, and H-shares closed at 0.82 HKD, up 2.5% [1] Company Overview - Sinopec Oilfield Service Corporation is a major integrated oil and gas engineering and technical service company controlled by China Petroleum & Chemical Corporation (Sinopec Group) [1] - The company has over 60 years of operational performance and extensive project execution experience, positioning itself as a leader in China's integrated oil service industry [1] - The company was formed through the restructuring of various oilfield enterprises and was listed simultaneously in Shanghai and Hong Kong in 2014 [1]