Mila Kunis  Ashton Kutcher great wall of china hat china beijing ImagineChina

Just look at these lovebirds!

Ashton Kutcher and Mila Kunis shared a hug as they waited to climb the Great Wall of China in Beijing the other day, and after a year and a half, these two are super smitten with one another! And the look on Ashton's face!? He looks like he's about to propose!

Speaking of that, when are these two going to get engaged? By Hollywood standards it's been long enough, and when you consider that they've known each other for over 15 years...

Mila Kunis  Ashton Kutcher great wall of china hat china beijing