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NANHAO was registered in 1995, which was named National Emphasis New Technology Enterprise by Ministry of Science and Technology. NANHAO is composed by NANHAO Optical Mark Reader Company, NANHAO Online Scoring System Company, NANHAO OMR-forms Printing Company,NANHAO (Beijing) Rubber Product Company,NANHAO Low Cost Computer Company, Hebei NANHAO Information Industry Co., Ltd.
Our main products are Optical Mark...
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