Much experienced in marketing, integrating and service of Audio-Video equipment for 20 years, Audio-Video Department has been a specialist in modern education technique with its professional sales, technique support and installation group. Being the sole agent of Sony and Panasonic language laboratory in China, Audio-Video Department has provided more than 1000 language learning systems for main Chinese universities and many oversea universities. In the future, Audio-Video Department will provide the up-to-date education equipment and the best service to Chinese and oversea universities and other educational organization.