She managed to reach the semifinal of Indonesia Open, losing a tough encounter with Mia Audina.

Later that year, she qualified again for the 2005 SEA Games women's singles badminton final, but had to settle for silver, losing to Adriyanti Firdasari from Indonesia.

Her best achievement of the year was in the Korea Open semifinals, losing to eventual winner Zhu Lin.

She started by reaching the finals of the Malaysia Superseries, defeating big names like Pi Hongyan and Xu Huaiwen on her way.

Her biggest win was at the 2007 BWF World Championships third round, where she shocked China's Xie Xingfang in straight sets to become the first Malaysian women's singles player to reach the quarter-finals of the World Championships in Kuala Lumpur.

Wong, who was unseeded at the China Open Superseries and had not won any major championship since the 2003 SEA Games, delivered a brilliant performance in Guangzhou, China by beating all the top three female shuttlers from China in succession, starting with world champion Zhu Lin, two-time Olympic Champion Zhang Ning, and finally world number one Xie Xingfang in three sets in the final.

Wong started the year by reaching the semifinal of Malaysia Superseries before losing to Zhu Lin once again.

In December, Wong clinched her first title of the year in World Superseries Masters Finals - downing Juliane Schenk, 21–15, 21–7.

In 2010 Commonwealth Games, Delhi, she won silver in a closely contested final with Saina Nehwal of India, ranked No 3 in the world.

Women's singles Record against year-end Finals finalists, World Championships semi-finalists, and Olympic quarter-finalists.

However, Lee Chong Wei announced his reconciliation with Mew Choo after winning a silver medal in 2012 London Olympics.