China marked its President's visit to the US by announcing a cap and trade program on the burning of carbon starting in 2017. Now the Right Wing Nut Jobs really can call Obama's Cap and Trade proposal a Commie Plot with some small measure of truth.
China's economic problems are likely to get somewhat worse, but it's hardly the global disaster the short sellers would like you to bet on. Literally bet on, Wall Street has instruments to sell you that will cover you against China's collapse for a small fee. Check out their Brooklyn Bridge penny stocks while you're at it.
It appears China's problem revolves around moving to a consumer driven economy. They have 600 million middle class people to serve and are planning for 400 million more over the next 15 years.