近年来,由于国民经济的快速发展,居民可支配收入水平不断提高,中国中产阶级群体在迅速扩大。据国家统计局数据显示,中国城镇居民人均可支配收入从2000年的6860元增长到2011年的2.1 81万元,复合年均增长率为1 2.3%;同期农村居民纯收入从2001年的2366元增长到20 11年的6977元,复合年均增长率为1].4%。如今,消费升级成为大势所趋,具 In recent years, due to the rapid development of the national economy, the level of disposable income of residents has been constantly rising, and the middle class in China is rapidly expanding. According to the data from the National Bureau of Statistics of China, the per capita disposable income of urban residents in China increased from 6,860 yuan in 2000 to 21.81 million yuan in 2011, representing an average annual compound growth rate of 1 2.3%. In the same period, the net income of rural residents increased from 2366 Yuan to 6,977 yuan in 2011, a compound annual growth rate of 1% .4%. Today, consumer upgrades have become the trend of the times