石化公司
petrochemical company
Petrochemical corporation
petrochemical
天津石化公司乙烯厂
Ethylene Plant of Tianjin Petro Chemical Company
国家石化公司
national oil and petrochemical company
吉林石化公司
jilin petrochemical company
兰州石化公司
lanzhou petrochemical company
大港石化公司
dagang petrochemical company
锦州石化公司
jinzhou petrochemical company
金陵石化公司化肥厂水处理中心
The Fertilizer Plant of Jinling Petrochemical Corporation
The Fetilizer Plant of Jinling Petrochemical Corporation
大连石化公司
dalian petrochemical company