According to Qin Feng Network, Jiang Changfeng, the chief accountant of the Northeast Branch of China National Petroleum Pipeline Network Group Co., Ltd., voluntarily surrendered on suspicion of serious disciplinary violations. Currently, he is undergoing disciplinary review and investigation by the Central Commission for Discipline Inspection and the State Supervision Commission's Discipline Inspection and Monitoring Team in the State Pipeline Network Group.

According to Qin Feng Network, Jiang Changfeng, the chief accountant of the Northeast Branch of China National Petroleum Pipeline Network Group Co., Ltd., voluntarily surrendered on suspicion of serious disciplinary violations. Currently, he is undergoing disciplinary review and investigation by the Central Commission for Discipline Inspection and the State Supervision Commission's Discipline Inspection and Monitoring Team in the State Pipeline Network Group.