The series documentary 24 Hours in the City (Season 1), produced by CCTV9, was broadcast on May 20, 2019. The first season 24 Hours in the City focuses on five cities in China - Zhengzhou, Wuhan, Shenzhen, Chengdu and Xiamen, taking 24 hours a day as the observation axis, looking for the unique temperament and personality of each city through the real and fresh life pictures on different time nodes and trying to restore the neglected beauty of a city from the usual daily trifles.