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About Lianfeng
Qualification certification
corporate culture
Company profile
Product Center
Drill pipe joint
news information
Corporate news
Production strength
Experimental apparatus
Testing equipment
Production equipment
Contact us
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
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