"December 27th, 2015," she captioned the snap. "You, me, her ... With the birth of this little life, we have our own family. Everything went safely and smoothly. Infinite gratitude!"
This marks the first child for the Memoirs of a Geisha star, and the third for her 44-year-old beau, who has two daughters from previous marriages. The two got engaged in February, after Feng reportedly delivered a diamond engagement ring via a drone to Ziyi on her birthday.