All England Badminton Championships 2011 - Quarterfinals Result


Men's Doubles
Koo Kien Keat/Tan Boon Heong [MAS][5] beat Markis Kido/Hendra Setiawan [INA][4] 21-19 23-25 21-11
Mathias Boe/Carsten Mogensen [DEN][1] beat Mohd Zakry Abdul Latif/Hoon Thien How [MAS] 21-19 21-18
Chai Biao/Guo Zhendong [CHN] beat Mohammad Ahsan/Bona Septano [INA][8] 21-18 21-17
Cai Yun/Fu Haifeng [CHN][6] beat Ko Sung Hyun/Yoo Yeon Seong [KOR][2] 21-17 18-21 21-17


Mixed Doubles
Sudket Prapakamol/Saralee Thoungthongkam [THA][3] beat Tao Jiaming/Tian Qing [CHN][5] 4-21 21-18 21-14
Hendra Setiawan/Anastasia Russkikh [INA/RUS] beat Joachim Fischer Nielsen/Christinna Pedersen [DEN] 21-16 12-21 21-14
Xu Chen/Ma Jin [CHN] beat Zhang Nan/Zhao Yunlei [CHN][1] 12-21 25-23 21-15
Michael Fuchs/Birgit Michels [GER] beat Robert Mateusiak/Nadiezda Zieba [POL][4] 17-21 21-18 21-18


Women's Doubles
Line Damkjaer Kruse/Marie Roepke [DEN] beat Cheng Wen Hsing/Chien Yu Chin [TPE][1] 21-18 27-25
Mizuki Fujii/Reika Kakiiwa [JPN] beat Petya Nedelcheva/Anastasia Russkikh [BUL/RUS][5] 21-15 21-19
Wang Xiaoli/Yu Yang [CHN][3] beat Ha Jung Eun/Kim Min Jung [KOR] 21-11 21-10
Shizuka Matsuo/Mami Naito [JPN] beat Tian Qing/Zhao Yunlei [CHN] 21-19 15-21 24-22


Women's Singles
Eriko Hirose [JPN] beat Saina Nehwal [IND][5] 21-11 22-20
Wang Xin [CHN][3] beat Jiang Yanjiao [CHN][6] 21-12 21-15
Wang Shixian [CHN][1] beat Juliane Schenk [GER][7] 17-21 21-17 21-11
Petya Nedelcheva [BUL] beat Gu Juan [SIN] 21-16 21-19

Men's Singles
Chen Long [CHN][5] beat Peter Hoeg Gade [DEN][4] 21-12 21-12
Marc Zwielber [GER] beat Kazushi Yamada [JPN] 21-18 17-21 21-15
Lee Chong Wei [MAS][1] beat Boonsak Ponsana [THA][8] 21-15 21-7
Lin Dan [CHN][3] beat Nguyen Tien Minh [VIE][7] 21-17 21-11