Liu competed with the junior Chinese group at the 2014 Pacific Rim Championships in Richmond, British Columbia, and they won the gold medal in the all-around.[2]
Liu competed at the 2018 World Championships in Sofia alongside Ding Ziyi, Hu Yuhui, Huang Zhangjiayang, and Xu Yanshu. They finished eleventh in the group all-around and did not qualify for either event final.[3]
Liu was selected to compete for the Chinese group at the 2019 World Championships alongside Hao Ting, Hu Yuhui, Guo Qiqi, Huang Zhangjiayang, and Xu Yanshu.[4] The Chinese group together finished seventh in the all-around final.[5] Additionally, the group qualified for both event finals where they finished fifth in 5 balls and eighth in 3 hoops + 4 clubs.[6]
Liu was selected to represent China at the 2020 Summer Olympics in the group all-around alongside Hao Ting, Guo Qiqi, Huang Zhangjiayang, and Xu Yanshu.[7] In the qualification round, they finished fifth and qualified into the final where they finished fourth behind Bulgaria, Russia, and Italy.[8][9] The same group then competed at the 2021 World Championships and finished fifth in the group all-around.[10] In the event finals, they finished fifth in 5 balls and fourth in 3 hoops + 4 clubs.[11]