He holds a degree from the Petroleum Refinery Engineering Construction College.
他获得了炼油工程学院的学位。
He has advanced training in petroleum refinery engineering and has worked in the petroleum industry in Fushun and Yanji.
他在炼油工程中接受了高等训练，并曾在抚顺和延吉的石油行业工作。
He has advanced training in petroleum refinery engineering and has worked in the petroleum industry in Fushun and Yanji.
他在炼油工程中接受了高等训练，并曾在抚顺和延吉的石油行业工作。
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