Connect casing head with surface to weld which used for all kind of casing .
Address:
Post Code: 211600
No.401 Jianshe West Road ,
Jinhu county , Huaian
Jiangsu Province，
P. R. China
E-mail:info@zx-petroleum.net
Tel: 0517-80806518
Fax: 0517-80806538
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