Chinese Petroleum Corporation
development and supply of petroleum and natural gas,and is the core of Taiwan's petrochemical industry.
http://www.cpc.com.tw |
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Sinopec Star Petroleum Co.,Ltd
independently carry out the oil and gas exploration,development and production both at home and abroad as well as marketing within the country
http://www.cnspc.com.cn |
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The Dagang Drilling Engineering Company
service for pre-drilling,drilling fluids,cementing,fishing,earth projects operation,transportation,mechnical process and treatment,and chemicals for petroleum industry.
http://www.cnpc-ddec.com |
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