The article examines why there is a lack of workers in China and how this affects the labor market. It looks at why rural workers move to cities for jobs and how this impacts businesses. The study found that the separation between urban and rural job markets causes problems for workers and companies. This leads to too many businesses relying on cheap labor, which keeps wages low and creates competition for workers. The research suggests ways to improve the situation by making it easier for rural workers to find stable jobs in cities.