The 2011 Sudirman Cup was the twelfth tournament of the Sudirman Cup. It was held from May 22–29, 2011 in Qingdao, China. According to the Badminton World Federation (BWF) 32 teams have confirmed their participation, for the first time twelve teams competed in the elite group to battle for the title.
The twelfth tournament of the Sudirman Cup held in China would experience a marked increase in number of teams competing in the elite group. According to the Badminton World Federation, the 2011 Sudirman Cup will host 32 teams.
There's going to be  marked increase in the number of teams competing at the elite level because there would be 32 teams.