we are a leading omr scanner manufacturer in china , our main products are: optical mark reader (omr), omr info-forms, and omr software! 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, a

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