If someone makes Sheva Brachos Chol HaMoed do they need to have panim chadashos?
Answer:
Yes.
The possible exemption from the need for Panim Chadashos applies only to Shabbos and to Yom Tov, and not to Chol Ha-Moed (Shulchan Aruch, Even Ha-Ezer 62:8).
Best wishes.