Gou Junchen would play for the Beijing Guoan youth team before joining third tier club Hebei Zhongji.

[1] At Jiangxi he would go on to establish himself as a member of the team that went on to win the division title and promotion at the end of the 2014 China League Two campaign.

[2] He would go on to join third tier club Suzhou Dongwu and would go on to establish himself as a vital member of the team that gained promotion at the end of the 2019 China League Two campaign.

[3] On 12 April 2021, Gou Junchen joined second tier football club Chengdu Rongcheng.

[1] He would make his debut and score his first goal for the club on 26 April 2021 in a league game against Jiangxi Beidamen, which ended in a 4-2 victory.