Jin Rong Jie·2025-08-18 08:45Group 1 - The Shanghai Composite Index rose by 0.85% to close at 3728.03 points, while the Hang Seng Index fell by 0.37% to close at 25176.85 points [1] - Sinopec Oilfield Service Corporation (SSC) has an AH premium of 173.03%, ranking fourth among AH shares [1] - SSC's A-shares closed at 2.03 yuan, while its H-shares closed at 0.81 Hong Kong dollars, down by 1.22% [1] Group 2 - SSC is a major integrated oil and gas engineering and technical service company controlled by China Petroleum & Chemical Corporation (Sinopec Group), with over 60 years of operational experience [1] - The company was formed through the restructuring of various oilfield enterprises and has become a leader in the integrated oil service industry in China [1] - SSC was listed simultaneously in Shanghai and Hong Kong in 2014, with stock codes SH600871 and HK1033, respectively [1]