Suzhou (China), May 1 (IANS): World No.2 Liu Shiwen of China made short work of South Korea's Yang Hae-un and advanced to the women's singles quarterfinals here on Friday.

Yang, who suffered a 5-11, 4-11, 6-11, 3-11 loss to Liu, has one more match to play at the World Table Tennis Championships as she has reached the mixed doubles final, partnering Chinese Xu Xin. Yang-Xu are the only trans-national pair remaining in competition, reports Xinhua.

The combination of Germany's Timo Boll and China's Ma Long lost in men's doubles to China's Zhang Jike and Xu Xin in the second round.

In the morning, World No.4 Feng Tianwei won an all-Singaporean match to reach the quarterfinals. Feng, who led Singapore to the world team title in 2010 and runners-up to China in 2012, beat 16th-ranked Yu Mengyu 11-9, 11-9, 9-11, 12-10, 11-9.

The 29-year-old will take on China's Mu Zi, who defeated Sweden's Matilda Ekholm 12-10, 13-11, 11-5, 11-3.

China's World No.6 Zhu Yuling subdued 27th-ranked Li Jie from the Netherlands, 11-5, 11-3, 11-6, 11-2.