23 in singles, a position she reached on 25 February 2013, and world No.
1 in doubles, which she became on 12 May 2014.
She won the doubles events of the 2013 Wimbledon Championships, the 2013 WTA Tour Championships, and the 2014 French Open partnered with Peng Shuai, as well as the 2019 Wimbledon Championships with Barbora Strýcová.
Her singles achievements include reaching the fourth round at the Australian Open in 2008 and 2018, and the fourth round at Wimbledon in 2018 (where she upset the reigning French Open champion and world No.
1, Simona Halep, in the third round).
She is the first Taiwanese tennis player, male or female, in history to achieve a top-25 ranking in singles, and the first to achieve a world No.
1 ranking in doubles.
She is one of Taiwan's most successful tennis players, having won three singles and 24 doubles titles on the WTA Tour, 27 singles and 23 doubles titles on the ITF Circuit, and seven medals at the Asian Games.