This article is from Economist.com. It provides some very useful data links in this subject, however, one needs to pay to have access to these pages . A question here seems is: ” Is China’s growth returning to earth? ”
From the article, some challenges China’s economy is facing are: “growth is straining China’s infrastructure: the power grid is inadequate, and the pension system lacks funds. A lack of labour mobility has led to high levels of unemployment, especially in the north-east , and protests by impoverished workers. ”