Shenzhen rison Industry co.,Ltd had been established in October,2002,is engaged in the enterprise which expense development produces and manages on MP3&MP4 player,PMP,pen drive, digital companion.
The company sets up and the operation according to the modern enterprise¡¯s control system, and persisted the technology
advancement, the quality are in the lead, the service fine attitude.
The company uses the advanced technology to enhance the production craft and the production lev... More