What is Clay running away from home?

Leaving one's hometown refers to a type of rural migration flow, that is, farmers leave their hometowns to find better life opportunities in larger cities or foreign countries, leaving their land to others and leaving on their own. This behavior is called clay leaving home. It is also common for clay to run away from home in China. Some farmers are in financial difficulties, or sick at home, or unable to provide for their children to go to school at home. These are all important reasons why Clay ran away from home.