Chengdu, Hangzhou, Chongqing, Wuhan, Xi 'an, Suzhou, Tianjin, Nanjing, Changsha, Zhengzhou, Dongguan, Qingdao, Shenyang, Ningbo and Kunming have become new first-tier cities in 20 19.

As in previous years, we collected the data of 170 mainstream consumer brands' commercial stores, 18 user behavior data of head internet companies in various fields, and urban big data of data institutions, and evaluated 337 cities at or above the prefecture level in China according to the five dimensions of commercial resource concentration, urban hub, urban activity, lifestyle diversity and future plasticity.