Person attributes
She has a career-high singles ranking of world No. 23, achieved on 14 November 2016, and a career-high doubles ranking of No. 5, reached on 11 April 2022. Zhang has won 25 singles titles: 20 on the ITF Circuit and three on the WTA Tour – at the Guangzhou International Women's Open in 2013 and 2017, and the WTA Lyon Open in 2022 – and two on tournaments of the WTA 125K series. In doubles, she has won 19 titles, including the 2019 Australian Open and the 2021 US Open, both times partnering with Samantha Stosur.
Zhang won her first singles match in a Grand Slam tournament at the 2016 Australian Open, where, as a qualifier, she defeated world No. 2, Simona Halep, en route to the quarterfinals. Zhang had lost all 14 of her main-draw Grand Slam matches up to that point, a stretch that started with the 2008 US Open, and was considering retirement. She also reached the quarterfinals at the 2019 Wimbledon Championships. Alongside Li Na, Zheng Jie, Peng Shuai, and Wang Qiang, Zhang is one of only five Chinese tennis players to have reached the quarterfinals of a Grand Slam singles tournament.