系中石化、中石油、中化工、龙海、华星、众星石化等石油化工企业合作集团。
Department of Sinopec, CNPC, chemical, petrochemical Longhai, China star, stars and petrochemical petrochemical enterprises Cooperation Group.
系中石化、中石油、中化工、龙海、华星、众星石化等石油化工企业合作集团。
Department of Sinopec, CNPC, chemical, petrochemical Longhai, China star, stars and petrochemical petrochemical enterprises Cooperation Group.
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