Heilongjiang Tianhe Petroleum

Kellys, oil and gas rig, Oil and gas industry plant and equipment, Energy, Environment, Elevators, drill pipe and casing, Water well servicing and workover rigs, Extraction machinery and equipment for oil and gas wells, Drilling machinery and equipment for oil and gas production, Drilling rig machinery and equipment for water wells, Pipes, tubes, ducts and pipelines, ferrous metals, by use, Metal pipework, valves and containers