Why do people in Quanzhou sugarcane garden in Fujian immigrate?

Residents of Quanzhou sugarcane garden in Fujian migrated to develop the economy. According to relevant public information, due to the slow economic development and lack of resources, farmers can't improve their living standards, so they can only improve their lives through immigration. In addition, some people are also affected by environmental pollution and soil erosion. In desperation, they can only seek a stable life through immigration.