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钻杆接头是石油钻井钻杆的重要连接部件，广泛的应用于石油钻井行业。市场需求量大，具有广阔的发展前景，2007年东营联丰石油机械有限公司以其独特的视角，以创建国际现代型钻杆接头行业为目标，走上艰辛的创业之路。在市场经济竞争愈加激烈的行势下，勇于拼搏、茁壮成长。

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Dongying Lianfeng Petroleum Machinery Co., Ltd
Address：No.96 Huaihe Road, economic and Technological Development Zone, Dongying City, Shandong Province
Website：www.dylfsyjx.com
E-MAIL：dylfsyjx@126.com
Telephone：0546-8730551
Fax：0546-8730551
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Address：No.96 Huaihe Road, economic and Technological Development Zone, Dongying City, Shandong Province Manage