Lin Junchen is a 20-year-old professional football player from CHN. He currently plays for Shanghai Second, wearing the number 13 shirt. He plays primarily as a Defender.

His most recent move was a from Lanzhou Longyuan Athletic U21 to Shanghai Second on 2026-02-28.

Throughout the Chinese Football Assorciation U-20 League 2025, Lin Junchen featured in 26 matches, averaging 0.5 tackles, 0.6 interceptions, and 1.4 clearances per game, while blocking 0 shots per game.