2011 Sudirman Cup
Sudirman Cup（world mixed team badminton championship） hosted by the IBF , is one of sport top events , held once every two years since 1989.
Logo, VI, Activity
The overall shape of the badminton freehand , using a brush stroke effect , it is bold and powerful visual dynamism and passion to convey feelings, express professional events , professionalism , hard work and progressive . The color of Logo is blue-green, like the color of the sea , which reflecting the geographical features of the host city as a coastal city of Qingdao . VI uses a lot of " wings " as supporting graphics, while highlighting the deeper meaning, that is,the cup can create scores higher than in previous years , but to show the charm of Qingdao.