Oil-well pumping machines; Parts of oilfield wellhead machines, namely, gate valves, ball valves, check valves, plug valves, globe valves, choke and manifold industrial pumps, pumps and valve parts, pipe fittings and flanges; High-pressure pumps for use in oil or gas well hydraulic fracturing operations; Well drilling machines; Pump control valves; Pumps for machines

Oil and gas well drilling services

Quality management services, namely, quality evaluation and analysis, quality assurance, and quality control in the field of oilfield well completion; Consulting in the field of auxiliary design for oil and gas industrial machines; Oil-field surveys; Oil well testing; Oil field exploration; Analysis of oil fields; Providing measurements and downhole telemetry while drilling oil and gas wells