Nanjing standen company was established in 2008,we specialized inthe products of screw air compressor and high pressure pistoncompressor and so on ,our product are mainly exported to the africarussia ,south africa ,our product have more features asfollowed:1,best in class geometry worldwide low noise2,good function low energy consumption3,low maintenance cost4,best reliability and life timeour company has a principle-the quality is even more important thanquantity ,we alway put the quality as the first consideration.