Doha, Jan. 10 -- Men's singles top seed Lin Shidong of China survived a five-game battle tobeat Germany's Benedikt Duda, while women's top seed Wang Manyu of China powered into the quarterfinals with a straight-game victory over France's Prithika Pavade at the World Table Tennis Champions Doha.

After losing the first game 11-8, Lin turned it around by winning the next two games 11-6, 11-8, only to see the 12th-ranked German force a decider 11-6 on FridayWorld No. 2 Lin didn't let his chance slip away, triumphing 11-6 to secure his last-eight spot.

"It was a tough battle. I had prepared for the difficulties, and had a good mindset throughout the match," Lin said.

Liang Jingkun won an all-Chinese duel 11-7, 11-3, 11-7 against Chen Yuanyu, ...