Here is my favourites:
1.Christmas Pop-Up Book by The_Yoshivara
https://videohive.net/item/christmas-popup-book/6296566?ref=Dimak4D
It’s very awesome project with every detail 3D animation looks great. I recommended for your next Christmas project. It’s really incredible, the best pop up book animations ever seen.
2.Corporate Christmas Tree by placdarms
It’s unique, simple, clean and smooth movements. Very recommended for elegant Christmas greeting card.