Xu Mengsen is a professional footballer from CHN and is currently 18 years old. He is on the books of Shandong Taishan U21 and wears shirt number 76. His main role on the pitch is Forward.

During the Chinese U17 League 2025 campaign, Xu Mengsen made 7 appearances, scoring 0 goals and adding 0 assists. He averaged 0 goals per match from 4 shots, with 2 on target.