Shengli Oilfield Jin Da Petroleum Technology Ltd. Company Tel 0546-8282170 24-hour hot-line 0546-8282170 E-mail:slytjd@sohu.com Fax :0546-7789326 Net address Address: No. 369 H
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Shengli Oilfield Jin Da Petroleum Technology Ltd. Company Tel0546-8282170 24-hour hot-line 0546-8282170 E-mail:slytjd@sohu.com Fax:0546-7789326 Address: No. 369 Huanghe Road, Dongying City, Shandong Province