Established in 1995, Constance specializes in the research and design of

touch panel related technologies and products. And is the leading supplier of Chinese

handwriting input device.



2006 lunched first Taiwan made linear tester for touch panel. Base on the XYZ table

movement technology, Constance has entered the automation industry and is highly valued

for utilizing its touch panel core technology on the high quality yet cost-effective machine.



2009 with its sophisticated ...