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About Us
NN International began to invest in China in 1997, focusing on top drive equipment repair, rental & on-site service, parts supply, technical training, top drive sales and purchase service business. It has established three entity companies and a marketing company. At the same time, it created " " top drive professional service brand.
Up to now, NN International has set up a wide range of business contacts with oil companies at home and abroad and has carried out repair projects of top drives ...
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we a leading petroleum pipe supplier with API certificates. our products ...
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our core drilling rigs are widely used in the fields of
geology, metallurgy, ...
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we could supply various kinds of water well drilling
rigs applied in plains, ...
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Trenchless
directional drilling rig is an special equipment, mainly applied ...
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