Nanhao (beijing )information industry Co.,ltd

we are the leading optical mark reader Manufacturer in China .

Optical Mark Reader (OMR) is a high-tech data input device
integrated optical and electrical technology. It is a powerful tool
for speedy automatic data capture, thousands of data bytes per
second, several hundreds of times faster than manpower, especially
it can work for a long time without break.

Application fields: school examinations, archives management,
survey , data statistics and evaluation etc. [Details]