NANHAO was registered in 1995.Our main products are Optical Mark Reader (OMR), Network Computer (NC), Computer Software and OMR-forms. Products have passed 3C, CE and ISO9001 certificates. Besides,they achieved 45 patents and 66 computer software copyrights.We are the first company in China who export OMR overseas and the NC has been used widely among countries in the world. The products have been sold to 18 Ministries and Commissions and 27 Provinces and Municipalities domestic and exported to many countries in Europe, Southeast Asia, Africa, Middle East etc.