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Dongying Qihai Petroleum Engineering Co.,Ltd
Address：8th floor, No.20, Jinan road, Dongying, Shandong, China
Tel：0086 546 8110776
Fax：0086 546 8250279
E-mail：sales@dyqihai.com
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CONTACT US
Address：8th floor, No.20, Jinan road, Dongying, Shandong, China
Phone：0086 546 8110776
Fax：0086 546 8250279
Mail：sales@dyqihai.com
Phone：0086 546 8110776
Fax：0086 546 8250279
Mail：sales@dyqihai.com
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