Yiwu, Zhejiang. According to Netease.com, there are only 1.8 million residents in Qingyan Liucun, Yiwu, Zhejiang, but there are as many as 20,000 people engaged in e-commerce in Qingyan Liucun, and the population density is as high as that in Beijing and Shanghai. The village in the city refers to the traditional village that remains in the urban area, which is a unique phenomenon in the process of urbanization.