Professional audio and video and micro controller (MCU) design, development and sales of IC and its peripheral components, the main business scope includes: MP3/MP5 multimedia decoding scheme, Bluetooth, mobile power solutions, small household electrical appliances control scheme, provides a variety of modules, in addition to general application areas, covers every professional field, speech communication, computer peripherals, household electrical appliances, medical, automotive and security surveillance, the company actively to undertake all types of OEM orders, adding to global partners.