More Petrochina Co., Ltd. Class A news Petrochina Co., Ltd. Class ASSE: 601857 Announcement on Resignation and Appointment of Chief Security Officer Mar 26, 2024 · Issued by Petrochina Co., Ltd. Class A via Shanghai Stock Exchange As issuedPlain English Announcement on Resignation and Appointment of Chief Security OfficerThe abstract is for reference only. Please refer to the full text of the announcement on the very day.Link of Full Text for Reference:View Attachment