2006 Found factory for production of mp3 mp4 mp5 players,br2010> Join the gold supplier of alibababrbrbr produce 2000pcs speakers per day>br produce 2000pcs bluetooth earphones per day>br produce 1000 smart locks and IP camera per day>br>br2> Give us your logo we can do it on the products, power on screen customerized packing box, manual do your ...