According to the news, recently, Dangdang and Yiyou released the "Twenty Years of Shuxiang China – Analysis of the Development of China's Book Retail Market 2019", which shows that Beishangguangshen is the four cities with the most commuters and the e-book reading time. The top four national cities. Among them, Shanghai, as a city that was opened earlier, is more sensitive to the development of the times. The people of Pudong New Area have devoted a lot of efforts to children's education. The people in Huangpu District value their self-improvement. The Xuhui District people are keen to study the popular blockchain.