Jia Boyan would play for the Shanghai SIPG youth teams where he personally scored 17 goals in the 2018 U15 National Championship.
[1] He would soon be promoted to the senior team by Head coach Vítor Pereira for the 2020 Chinese Super League season where he made his debut on 31 August 2020 in a league game against Tianjin TEDA F.C.
[2] At 16 years old and 275 days, Jia became the third youngest player in Chinese Super League history, and was included in The Guardian's "Next Generation 2020".
[3] On 16 February 2022, Jia joined Swiss Super League club Grasshoppers and was immediately loaned to Druga HNL club NK Dubrava.
[5] He made his debut for the first team in the second round of the Croatian Football Cup, where he shot the first goal in the second minute in a 2-3 defeat to HNK Gorica.