With almost 20 years manufacturing experiences, Longway can supply different specifications drill pipe, drill collar, heavy weight drill pipe, drill rod, pipe joint, thread drill pipe, HDD drill pipe, etc.ISO, API, GOST certificate
Contact Person : Bonnie Job Title : Business Manager Telephone : Fax Number : Address : jinzhou Shijiazhuang, Hebei Fax : - 0311 - Website : Visit website