[4] Liu played six match for the club in the 2015–16 season as Cova da Piedade finish the first place of the league and won promotion to the second tier.

[7] On 25 September 2018, he scored his first senior goal in a 3–0 home win against Dalian Yifang in the 2018 Chinese FA Cup semi-finals.

[10] He would repay the club with this contract by establishing himself as a vital member within the team that won the 2020 Chinese FA Cup against Jiangsu Suning F.C.

[13] Liu received his first call up for the China national football team by manager Marcello Lippi for the training camp of 2019 AFC Asian Cup.

Liu was named in China's squad for the 2023 AFC Asian Cup in Qatar and started the team's opening match against Tajikistan on 13 January 2024.