Han Jiaqi made his professional debut for Guangzhou R&F in a league game on 21 April 2019 against Jiangsu Suning in a match that ended in a 5–1 defeat. After only making three appearances throughout the season, within the following campaign at the age of 21 years old, Han replaced the experienced Cheng Yuelei as the club's first choice keeper for the 2020 Chinese Super League season. After keeping his first clean sheet in the Chinese Super League on 16 August2020 in a 1–0 win against Dalian Professional, he became a vital member within the team and became the only CSL player to play every minute of the 2020 season.