Shuangfeng Oilfield Service Co., Ltd. is a specialized logging, perforating and production logging service company under the Group. The company is currently equipped with two 5700 logging imaging systems, four SmartCombo 560 logging imaging systems, one imported multipurpose pump-out memory logging system, 10 sets of production logging equipment, five replica audemars piguet royal oak offshore watches perforating operation teams and a total of 22 logging teams. The company has the service capacity to carry out openhole logging 600 times, production logging 1,500 times and perforating 800 or more times annually. It is also able to independently process, interpret and evaluate the relevant logging data and able to provide customers with multi-well evaluation and logging reservoir evaluation services on the basis of delicate single well interpretation

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