From Xinhua:

The middle class in China’s society is likely to reach 40 percent of its work force within 20 years, if it maintains the current yearly growth rate of 1 percent, said a Chinese expert at the Second China-Europe Senior Forum on Government Management held here Wednesday.

Lu Xueyi, a professor of the Chinese Academy of Social Sciences (CASS) told Xinhua China’s middle class now only made up 20 percent, and 42.9 percent of the whole work force is in the agricultural sector.