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zhengzhou sapwells petroleum machinery manufacturing co., ltd., is a professional oil equipment and spare parts manufacturer, also the service supplier.
  sapwells is committed to the research and application of oil exploration and development, to actively promote the up-to-date technology and best products in oil field equipment and technical services that meet international standards. 
  sapwells offer various types of land-based drilling rig & supporting facilities, the rental and maintenance of professional equipment; to provide a variety of oil pipes, oil drilling and extracting equipments, the design and manufacture of modular workstations.
  sapwells has many outstanding professional engineers, who are able to provide the appropriate technical support through the preferred technical solutions, high-quality on-site services for oil drilling.
  to 免费无毒现频在线观看4provide a safe, energy saving, environmental protection, new technologies and products, is the goal sapwells always pursued. sapwells, as always to 中文字幕在线极速5provide the high 6quality service 7to the oil industry.