nanhao group - nanhao (beijing) science and technology co., ltd. was established in 1995. it's a national high-tech private enterprise which has independent intellectual property and has been awarded national key high-technology enterprise by ministry of science and technology. there are more than 400 employees, among whom researchers amount to 90. at present, we produce and export three series products: it products and rubber products. it products include optical mark readers (omr), economical personal computers (epc), online scoring system, relevant software and forms. all of our it products have passed fcc, ccc, ce and iso9001 certificates. besides, they achieved 45 patents and 66 computer software copyrights. rubber products include rubber water-stops, bridge board-type supports, bridge basic-type supports, bridge flexible equipment, pneumatic rubber cores, and rubber dams. chemical industry products includes nitrocellulose, nitrocellulose chips and nitrocellulose solution.

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Optical Mark Readers, Economical Personal Computers, Online Scoring System, relevant software and forms, rubber water-stops, bridge board-type supports, bridge basic-type supports, bridge flexible equipment, pneumatic rubber cores, rubber dams, Nitrocellulose, Nitrocellulose chips, Nitrocellulose solution,