Shanghai - Lee Yong-dae and Lee Hyo-jung, who completed their revenge to Fran Kurniawan and Pia Zebadiah 21-11 and 21-14 in the first round, successfully passed the second-round test from Flandy Limpele and Cheng Wen-Hsing with a 18-21, 21-17, and 21-7 triumph. In the quarter-final, the world number one will confront Tao Jiaming and Tian Qing of China.
Lee Yong-dae also shines in the men's doubles. He and Jung Jae-sung also progress to the quarter-final following a 22-20 and 21-13 victory over Tao and Sun Junjie in just 31 minutes.
Another Chinese pair who stand in their way are Guo Zhendong and Xu Chen, who sank Indonesia's Rian Sukmawan and Yonathan Suryatama Dasuki 21-17 and 21-19.
Astonishingly, former world number one Hendra Setiawan and Markis Kido crashed out to Fang Chieh-Min and Lee Sheng-Mu 19-21, 21-11, and 21-15. The Taiwanese pair will meet fellow countrymen, Chen Hung-Ling and Lin Yu-Lang.
Another teammate clash happens in other quarter-final match. Last week Hong Kong finalists Lars Paaske and Jonas Rasmussen will face Mathias Boe and Carsten Mogensen.
Meanwhile, at the top of the draw, Koo Kien Keat and Tan Boon Heong are challenged by Korea's young Shin Baek-cheol and Cho Gun-woo.
Local Favorite Lin Dan Marches On
Defending champion Lin Dan moves to the quarter-final of China Open Super Series after defeating his junior Chen Long 21-12 and 21-15 in 38 minutes. Next, he will play Indonesia's Simon Santoso.
Also through to the quarter-finals are two other local players, Chen Jin and Du Pengyu. Fourth seed Chen will meet another Indonesian, Sony Dwi Kuncoro, while Du will face the tough Korean Park Sung-hwan, who beat Wong Choong Hann 21-15, 21-16 previously.
In the topmost half, Jan O Jorgensen, who surpassed Lee Chong Wei in the first round, will play against Thailand's number one Boonsak Ponsana.
Wong Mew Choo among 7 Chinese
After an unsatisfactory run in Hong Kong, Wong Mew Choo surprisingly stunned the world number one from China, Wang Yihan, in an only straight-set match, 21-18 and 21-17. However, she is surrounded by other seven quarter-finalists, who have the advantage of playing in their own homeland. Wong will take on China Masters winner, Wang Shixian, who defeated Maria Kristin of Indonesia.
Besides Lu Lan, Wang Xin, and sixth-seeded Jiang Yanjiao, three qualifiers made it to the quarters as well. Unexpected Xia Jingyun ousted seventh seed Saina Nehwal; Wang Xin downed second-seeded Tine Rasmussen, and Lu Lan eliminated her higher-ranked junior, Wang Lin.
Four of eight quarter-final berths for the women's doubles have been captured by local players: Cheng Shu/Zhao Yunlei (seeded 1), Yu Yang/Du Jing (2), Ma Jin/Wang Xiaoli (4), and Tian Qing/Zhang Yawen (6).
The rest are taken by Ha Jung-eun/Lee Kyung-won, Duanganong Aroonkesorn/Kuchala Worawichitchaikul, Wong Pei Tty/Chin Eei Hui, and Wang Pei-Rong/Chien Yu-Chin.
pictures by koreabadminton.org and internationalbadminton.org