I'm not saying the near-term economic woes won't hurt China or bust some of their economic bubble. I just think these are less likely to be profoundly crippling. The urban development issues you mention are part of what's leading to China's environmental troubles, and will have bigger impacts than just near term economic imbalance.
As we did last year, use this thread to make predictions for the next year and next decade, with probabilities attached when practical.
Happy New Year, Less Wrong!