Keen engineering company was founded in 1993 as a manufactuer and trading company.  In 1995 the first domestic linear position sensor was produced by Keen and named KTC and KTF series.  After over 10 years experience,  the quality become more superiority and reliability.  The follow products  1500 series and KRT 2050 are also avalible now.  Keen engineering also supply precision machine parts and do some assembly work.