·Constant pursueing--the toppest realm of tonality in audio. 　　　　　·Realize the perfect combination of HI-FI and AV. 　　　　　　　　　　　 ·Creating a noble life style. 　　　　　　　　　　　　 ·Innovating personalized fashion. 　　　　　　　　　　　　　 ·Promoting a new exciting life. ·Clangourous Future--Make all exhibition centers of Diman a place that is not only for business, but also for learning and studying audio knowledge                                              by provideing clients with various information, so that we can help the exhibition centers realize the largest value, and help                                              everybody get to know about the buisiness direction and developing in the new economics time.