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Certificates
  • API Certification


  • API Certification


  • Certificate of Enterprise
    Credit Grade

  • Utility Model Patent
    Certificate for tap designed
    for well drilling
  • ISO 9001 Certification
  • ISO 14001 Certification
  • GL Certification
  • LR Certification
  • Utility Model Patent
    Certificate for side door
    tapered elevator
  • Utility Model Patent
    Certificate for tong with
    hand guard
  • Utility Model Patent
    Certificate for pneumatic
    elevator

  • Utility Model Patent
    Certificate for pneumatic
    slip

  • Utility Model Patent
    Certificate for smooth
    insert / die / circular button

  • Utility Model Patent
    Certificate for drilling
    machine pneumatic slips
    of used at deviated well
  • Utility Model Patent
    Certificate for safety clamp


  • Utility Model Patent
    Certificate for auxiliary
    elevator

  • Utility Model Patent
    Certificate for pneumatic
    spider
  • Utility Model Patent
    Certificate for pneumatic
    slip
  • Utility Model Patent
    Certificate for pneumatic
    slip
  • Utility Model Patent
    Certificate for hydraulic
    elevator
  • Utility Model Patent
    Certificate for hydraulic
    elevator
  • Utility Model Patent
    Certificate for hook block
    for well repairing
  • Utility Model Patent
    Certificate for fracturing
    tools
  • Utility Model Patent
    Certificate for hydraulic
    safety clamp