Established in 1995, the NANHAO Group, is named by the Chinese Ministry of Science and Technology as a key high-tech enterprise with integrated Research and Development, manufacture, marketing and service distribution of advanced educational instruments including interactive intelligent whiteboards, Optical Mark Readers (OMR), Online Scoring systems and related software in China. With more than ten years development NANHAO Group currently has more than 500 employees and its four subsidiaries. They are NANHAO (Beijing)Science and Technology Co., Ltd., Hebei NANHAO Information Industry Co., Ltd., NANHAO (Beijing)Rubber Co., Ltd., and Hengshui Zhongxing International Business College. Established in 2000, NANHAO (Beijing) Science and Technology Co., Ltd. performs as the center of R&D and marketing of NANHAO products. As the manufacture base, Hebei NANHAO Information Industry Co., Ltd. has 5 branches which are: NANHAO OMR(optical mark reader) Company, NANHAO Online Scoring System Company, NANHAO OMR Info-forms Print Company, NANHAO Network Computer Company, and NANHAO Software Company.