"I was 11 and then slipped to 12th because I didn't play a few tournaments like Singapore and Indonesia due to an injury to my left knee. I now fit and back to training and preparing well for the championship. There is still one month to go so preparing very well for that.
"My aim is by the end of this year, I would like to come into the top-10. My dream is that," Sindhu told PTI at a function organised by Olympic Gold Quest, the sports foundation she has been associated with for the last two years.
"Right now, I don't have any tournaments. The next is the world championship in August. For me, it is my first time, so I wish to give my best.
"All the top players are going to come and my goal is to play the quarters or semis, but let's see how the draw favours us," she said.
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The lanky youngster, who tasted her maiden success at the international level when she won the singles crown in the Malaysian Gold Grand Prix earlier this year, said the Chinese were not as invincible as they appear to be.
"The Chinese players are at the top but now Saina (Nehwal) and I have started winning more often against them. I think it is not difficult. Of course, earlier, the Chinese dominance was really high with the world number one, two, three all from China but now it is changing," she pointed out.
Asked if she has a different game plan while approaching the Chinese players, Sindhu said, "With each player it is a different kind of game. Chinese players are of the top level. With every player, it is a different thinking.