FILE PHOTO: Hengli Petrochemical’s new refining, petrochemical complex is seen at Changxing island in Dalian, Liaoning province, China July 16, 2018. REUTERS/Chen Aizhu
FILE PHOTO: Hengli Petrochemical’s new refining, petrochemical complex is seen at Changxing island in Dalian, Liaoning province, China July 16, 2018. REUTERS/Chen Aizhu