上海石化：余光贤先生将不再担任公司证券事务代表

Group 1 - Shanghai Petrochemical announced that due to job changes, Mr. Yu Guangxian will no longer serve as the company's securities affairs representative [1] - For the first half of 2025, Shanghai Petrochemical's revenue composition is as follows: petroleum products account for 67.95%, chemical products account for 21.6%, petroleum and chemical product trading accounts for 9.77%, and others account for 0.68% [1] - The current market capitalization of Shanghai Petrochemical is 29.7 billion yuan [2]