Ko Sung-hyun
In 2010 the pair reached the quarter-finals of the World Championships for the second consecutive year beaten by Koreans Ha Jung-eun and Ko Sung-hyun 21–16, 21–19 having beaten the English pair of Gabrielle White and Chris Adcock and Malaysians Liu Ying and Peng Soon in straight games and overcoming Yao Lei and Chayut Triyachart from Indonesia in the pre-quarters in three games. The pair also won the 2010 India Open Grand Prix Gold for their second Grand Prix Gold title beating Lei and Triyachart in three games. In 2011 Gutta and Diju reached the quarter-finals or better at three tournaments including two Super Series Premieres events at Denmark Open and China Masters where they reached the semi-finals, their first since 2009. They beat second seeded Chinese pair of Tao Jiaming and Tian Qing in the first round 5–21, 21–14, 21–18.