Originally Posted by MSPeconomist

I've had Great Wall vintage Cabernet Sauvignon that wasn't bad, especially for the price.

There's at least one winery, operated by foreigners in China, that produces generally decent wines. They're used as the house wine in one of the French chains, perhaps Sofitel, in mainland China.

Originally Posted by JPDM

Often the Chinese wine is mixed with imported wine. I don't even dare use Great Wall wine for sauce. I was once given a bottle of a certain wine reserved for high level officials in the central government. I was drinkable.
Even decent wines in very decent restaurants (such as Capital M) is served at room temperature. Awful.