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• China Petroleum Guangxi Sales Branch
• China Petroleum Chemical Stock Company Baling Branch
• Dongguan Dongzhou International Petrifaction Storage Co.,Ltd.
• China South Sea Engineering Co.,Ltd.
• China Petroleum Liujian Baise Oil Storage
• China Petrifaction Wuhan Petrifaction Branch
• Zhonghai Petroleum Refining Co.,Ltd. Huizhou Refining Oil Branch
• China Petroleum No.3 Construction Engineering Co.,Ltd.
• China Huanqiu Engineering Company Qinzhougang Patent Equipment Development Manufacture Branch
• China Petroleum Natural Gas Stock Co.,Ltd. Guangxi Sales Branch
• China Petroleum Group Engineering Design Co.,Ltd. Southwest Branch
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