Kimberly is right, and I would add one thing. you can't really talk about chinese dating without talking about how it handles day to day.
What decided it for me with chinese dating was the interface side.
You can't really talk about chinese dating without talking about whether your area is covered. Two people can have opposite results with chinese dating purely because of the learning curve. Two people can have opposite results with chinese dating purely because of whether it gets out of your way.
Once I stopped worrying about how thin it gets outside cities, chinese dating got a lot simpler.
The honest tradeoff with chinese dating is the everyday experience against convenience. Worth testing free chinese dating sites for foreigners looking for marriage yourself for a week before deciding.