The 20-year-old made his first-team Addicks debut off the bench in August's Carabao Cup first-round defeat at MK Dons and made his first start against AFC Wimbledon in the Checkatrade Trophy at The Valley earlier this month.
He has also been a key performer for Charlton’s under-18 and under-23 squads during the last two seasons.
Yao will be in the squad for Saturday`s Emirates FA Cup game at AFC Uckfield Town. |