Guangzhou DCH Trading Limited is a professional exporter and manufacturer of car audio video products. We are hi-tech company specializing in the R&D, manufacture marketing various & systems rear view systems. Our main products including: Integrative All-in-One Car DVD Player with ...

Ever since the corporate establishment in 1992, Diasonic Technology Co.,LTD has successfully done OEM/ODM business with global leading partners and continuously grown through new product developments & challenges. Based on successful records not only existing Voice recorder , PDVR ...