He has won three singles and two doubles titles on the ATP Challenger, and two singles and two doubles titles on the ITF Futures Tour. 52 on 26 June 2023, and his career-high doubles ranking of world No. He reached his career-high singles ranking of world No. Zhang Zhizhen ( Chinese: 张之臻 pinyin: Zhāng Zhīzhēn Mandarin pronunciation: born 16 October 1996) is a Chinese professional tennis player. Zhang at the 2022 Wimbledon Championships