China Mobile Device Concept China Mobile Device Concept from Matthew Potter China Mobile Device Concept Interface concept for a device to be used at Expo 2010 Interface concept for a device to be used at Expo 2010 Interface concept for a device to be used at Expo 2010 Interface concept for a device to be used at Expo 2010 gLike China Mobile Device Concept Graphic Design Share R 7 n Matthew Potter Altadena, CA Follow Contact