[2] On 1 March 2017, Gao made his debut for Jiangsu Suning in the 2017 AFC Champions League against Adelaide United, coming on as a substitute for Zhang Xiaobin in the 80th minute.

[4] Able to take up a mandatory under-23 spot within the team, he would initially gain significant playing time at Jiangsu, but by the 2019 Chinese Super League season he would be unable to command the same amount of game time and was loaned out back to fellow top tier club Shenzhen.

[5] On his return to Jiangsu, Gao would fight to gain more playing time and was part of the squad that won the 2020 Chinese Super League title with them.

[6] On 28 February 2021, the parent company of the club Suning Holdings Group announced that operations were going to cease immediately due to financial difficulties.

[9] On 24 March 2022, Gao made his international debut in a 1–1 draw against Saudi Arabia in the 2022 FIFA World Cup qualification.