# 2011 Korea Grand Prix Gold

The 2011 Korea Grand Prix Gold was a badminton tournament which took place at Hanium Culture Sports Center in Hwasun, South Korea from 6 to 11 December 2011 and had a total purse of $120,000. This is for the first time this tournament was graded as a Grand Prix Gold event, where before rate as Grand Prix event. This tournament was part of the qualification stage of 2012 Summer Olympics.

## Men's singles
### Seeds

* Chen Jin (semi-finals)
* Simon Santoso (withdrew)
* Lee Hyun-il (champion)
* Wang Zhengming (third round)
* Tommy Sugiarto (quarter-finals)
* Shon Wan-ho (final)
* Dionysius Hayom Rumbaka (second round)
* Tanongsak Saensomboonsuk (withdrew)
* Hsu Jen-hao (third round)
* Muhammad Hafiz Hashim (withdrew)
* Derek Wong (first round)
* Liew Daren (quarter-finals)
* Mohamad Arif Abdul Latif (semi-finals)
* Sony Dwi Kuncoro (second round)
* Chong Wei Feng (quarter-finals)
* Chan Kwong Beng (third round)

### Finals

| Quarter-finals | Quarter-finals | Quarter-finals | Quarter-finals | Quarter-finals | Semi-finals | Semi-finals | Semi-finals | Semi-finals | Semi-finals | Final | Final | Final | Final |
| 1 | Chen Jin | 13 | 21 | 21 | | | | | | | | | |
| 15 | Chong Wei Feng | 21 | 14 | 10 | | | | | | | | | |
| 15 | Chong Wei Feng | 21 | 14 | 10 | 1 | Chen Jin | 17 | 21 | 18 | | | | |
| | | | | | 3 | Lee Hyun-il | 21 | 13 | 21 | | | | |
| 3 | Lee Hyun-il | 21 | 21 | | 3 | Lee Hyun-il | 21 | 13 | 21 | | | | |
| 5 | Tommy Sugiarto | 13 | 14 | | | | | | | | | | |
| 5 | Tommy Sugiarto | 13 | 14 | | | | | | | 3 | Lee Hyun-il | 21 | 21 |
| | | | | | | | | | | 6 | Shon Wan-ho | 18 | 16 |
| 6 | Shon Wan-ho | w | / | o | | | | | | | | | | 6 | Shon Wan-ho | 18 | 16 |
| | Hong Ji-hoon | | | | | | | | | | | | |
| | Hong Ji-hoon | | | | 6 | Shon Wan-ho | 21 | 21 | | | | | |
| | | | | | 13 | Mohamad Arif Abdul Latif | 14 | 10 | | | | | |
| 12 | Liew Daren | 16 | 9 | | 13 | Mohamad Arif Abdul Latif | 14 | 10 | | | | | |
| 13 | Mohamad Arif Abdul Latif | 21 | 21 | | | | | | | | | | |

## Women's singles
### Seeds

* Jiang Yanjiao (quarter-finals)
* Sung Ji-hyun (champion)
* Bae Yeon-ju (second round)
* Liu Xin (semi-finals)
* Li Xuerui (semi-finals)
* Yao Jie (first round)
* Lindaweni Fanetri (withdrew)
* Larisa Griga (first round)

### Finals

| Semi-finals | Semi-finals | Semi-finals | Semi-finals | Semi-finals | Final | Final | Final | Final |
| 5 | Li Xuerui | 16 | 12 | | | | | |
| PFQ | Han Li | 21 | 21 | | | | | |
| PFQ | Han Li | 21 | 21 | | PFQ | Han Li | 18 | 16 |
| | | | | | 2 | Sung Ji-hyun | 21 | 21 |
| 4 | Liu Xin | 20 | 21 | 17 | 2 | Sung Ji-hyun | 21 | 21 |
| 2 | Sung Ji-hyun | 22 | 12 | 21 | | | | |

## Men's doubles
### Seeds

* Jung Jae-sung / Lee Yong-dae (final)
* Ko Sung-hyun / Yoo Yeon-seong (champion)
* Hong Wei / Shen Ye (semi-finals)
* Goh Wei Shem / Lim Khim Wah (first round)
* Cho Gun-woo / Kim Ki-jung (quarter-finals)
* Huang Po-yi / Lu Chia-bin (first round)
* Ow Yao Han / Tan Wee Kiong (first round)
* Jürgen Koch / Peter Zauner (second round)

### Finals

| Semi-finals | Semi-finals | Semi-finals | Semi-finals | Final | Final | Final | Final |
| 1 | Jung Jae-sung Lee Yong-dae | 21 | 21 | | | | |
| 3 | Hong Wei Shen Ye | 14 | 14 | | | | |
| 3 | Hong Wei Shen Ye | 14 | 14 | 1 | Jung Jae-sung Lee Yong-dae | 15 | 22 |
| | | | | 2 | Ko Sung-hyun Yoo Yeon-seong | 21 | 24 |
| | Kang Ji-wook Kim Sa-rang | 19 | 18 | 2 | Ko Sung-hyun Yoo Yeon-seong | 21 | 24 |
| 2 | Ko Sung-hyun Yoo Yeon-seong | 21 | 21 | | | | |

## Women's doubles
### Seeds

* Ha Jung-eun / Kim Min-jung (withdrew)
* Meiliana Jauhari / Greysia Polii (withdrew)
* Jung Kyung-eun / Kim Ha-na (second round)
* Shinta Mulia Sari / Yao Lei (final)

### Finals

| Semi-finals | Semi-finals | Semi-finals | Semi-finals | Semi-finals | Final | Final | Final | Final |
| | Anneke Feinya Agustin Nitya Krishinda Maheswari | 19 | 21 | 19 | | | | |
| 4 | Shinta Mulia Sari Yao Lei | 21 | 16 | 21 | | | | |
| 4 | Shinta Mulia Sari Yao Lei | 21 | 16 | 21 | 4 | Shinta Mulia Sari Yao Lei | 15 | 16 |
| | | | | | | Eom Hye-won Jang Ye-na | 21 | 21 |
| | Tang Jinhua Xia Huan | 14 | 19 | | | Eom Hye-won Jang Ye-na | 21 | 21 |
| | Eom Hye-won Jang Ye-na | 21 | 21 | | | | | |

## Mixed doubles
### Seeds

* Lee Yong-dae / Ha Jung-eun (withdrew)
* Robert Mateusiak / Nadieżda Zięba (withdrew)
* Toby Ng / Grace Gao (first round)
* Danny Bawa Chrisnanta / Vanessa Neo (quarter-finals)
* Ko Sung-hyun / Eom Hye-won (semi-finals)
* Hong Wei / Pan Pan (first round)
* Kim Ki-jung / Jung Kyung-eun (final)
* Fran Kurniawan / Shendy Puspa Irawati (quarter-finals)

### Finals

| Semi-finals | Semi-finals | Semi-finals | Semi-finals | Final | Final | Final | Final |
| | Shin Baek-cheol Kim Ha-na | 13 | 15 | | | | |
| 7 | Kim Ki-jung Jung Kyung-eun | 21 | 21 | | | | |
| 7 | Kim Ki-jung Jung Kyung-eun | 21 | 21 | 7 | Kim Ki-jung Jung Kyung-eun | 17 | 19 |
| | | | | | Yoo Yeon-seong Jang Ye-na | 21 | 21 |
| 5 | Ko Sung-hyun Eom Hye-won | 12 | 13 | | Yoo Yeon-seong Jang Ye-na | 21 | 21 |
| | Yoo Yeon-seong Jang Ye-na | 21 | 21 | | | | |