Yang Sizhiyuan is a professional footballer from CHN and is currently 17 years old. He is on the books of Shanghai Port U15 and wears shirt number 16. His main role on the pitch is Forward.

During the Chinese U15 League 2025 campaign, Yang Sizhiyuan made 6 appearances, scoring 2 goals and adding 2 assists. He averaged 0.3 goals per match from 6 shots, with 2 on target.