However, Li Na, the quarter finalist in 2006 and 2010, calmed down to break her opponent three times and win six straight games to seal the victory.
"She kicks your ass already in the second set. Wake up, she Ok. So you should ready for a final set," added by the winner.
Li Na said she was surprised to see many top players including the second seed Victoria Azarenka and third-seeded Maria Sharapova have stopped journey at second round on Wednesday, when seven players in total pulled out of the Championships due to injury.
"Yesterday I was feeling a little bit, I don't know, how do you say, I know this is bad, but I have to say it's worst for Wimbledon, for history, because many stars were out of the tournament, and also so many pulled our for the injury," said the 2011 French Open winner.
So far, Li Na, together with the holder Serena Williams and fourth seed Agnieszka Radwanska, are the top-three ranked players in women's singles left at Wimbledon.
Li Na, whose best result here is reaching the last eight, said she needed to go round by round.
"I only won two rounds. So it is pretty far to be the champion, you know. So for me just round by round to do my best."
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