ADH Technology Co. Ltd.



 Office was moved from Taichung city to Nantou county on 12/25, 2020.


  • Fingerprint scanner

    The GT-511C3 was launched in April ,2013.

    The GT-511C1 was launched in May, 2013.

    In June, 2014 the GT-511C1 was upgraded to GT-511C1R that is able to have 360-degree recognition.

    The GT-511C Series was retired and replaced by GT-521F series in 2018.

    The GT-521F32/F52 was launched in June, 2017.

  • GPS Receiver

    The GP-635T was launched in Oct.,2012 .

    The GP-20U7 was launched in Jan.,2015.

    The GP-2106 has been retired in May,2015.