Financial trouble has been brewing in China for several months now, and traditional stock markets remain very shaky ground for the time being. Keeping in mind how the Chinese economy will affect nearly every other country in the world, things are not looking overly positive right now. By the looks of things, global lenders are not that confident in the Chinese economy anymore, which could lead to further turmoil down the line.
http://bitcoinist.net/bitcoin-hangs-in-there-while-china-faces-more-financial-worries/