He Jiajun is a 19-year-old professional football player from CHN. He currently plays for Wenzhou Professional Football Club, wearing the number 57 shirt. He plays primarily as a Defender.

His most recent move was a Loan from Wenzhou Professional Football Club to Guangdong GZ-Power Youth on 2026-12-31.

Throughout the Chinese Football League 2 2024, He Jiajun featured in 1 matches, averaging 0 tackles, 1 interceptions, and 7 clearances per game, while blocking 0 shots per game.