The Pursuit and Challenge to be One of a Kind 

The motto of our company is to develop products that are ahead of its time and to establish Tonex Standard.  While deploying products that fully meet our customer’s needs, we utilize our accumulated mechatronics technology to propel forward with proposal-based product development.  Building on our good track record, we have made much progress in developing actuators that are compact, quiet, and durable.  We will continue to move forward to advance our company, aspire to improve the lives and happiness of our employees and to be a needed entity in our society.  


1990 October Established TONEX CO., LTD., in Sanwa-cho, Isesaki with the capial amount of 10 million JPY.
    Started designing and producing mecha-electronics(mechatoronics) components.
1996 August Moved Head Office along with factory moved to Azuma Village, Gunma.
1998 June Cooperated with Jin Yue Technologies in Hong Kong (Business Partner).
1999 November Contracted with Jin Yue Ri Electronic Factory in Dongguan for mass-production(Business Partner).
2003 March Built a facility for reliability testing to respond for deamded specification.
  April Increased capital amount to 44 million JPY.
Contracted with Rixian Electronic Factory in Dongguan for mass-production(Business Partner).
  October Certified ISO9001.
2005 January Due to local area unification, Azuma villeage has merged to Isesaki city.
2008 January Contracted with Thai Tonex Factory in Chonburi Thailand for mass-production(Business Partner).
2010 July Renewed Contract with integrated China factory, called Dongguan Rixian Electronics Co., Ltd., that had merged together with existing 2 factories(Business Partner).
2013 August Shinsei Shoji Holding Company has established, and both Shinsei-Denshi Kogyo and Tonex have become a subsidiary of Shinsei Shoji Holdings.
2017 December Being certified and renewed both ISO9001/14001 together.