Founded in 1999, the core idea of Karen Company is "Professional Game Centre Management System, Make Management Easy".
  Karen specialize in developing and producing contact type SLE4442 card machine and non-contact IC card consumption machines.
  We started researching and developing game machines' smart card management system since 2007, and now successfully launched a number of the most high-end smart card management system.
  Where there is our customer, where there is our service. So please make it easy to know our products, and experience our systems.