What are the main industries in the northwest arid area and the eastern area?

The northwest arid region is dominated by animal husbandry, while the eastern region is dominated by planting.

Northwest China is deep inland, far away from the ocean, water vapor is difficult to reach, precipitation is scarce, water and heat resources are poorly coordinated, and water resources are insufficient, mainly animal husbandry; The eastern region is close to the ocean, influenced by the summer monsoon from the ocean, with abundant precipitation, synchronous rain and heat, and good coordination of water and heat resources, which is suitable for the development of planting industry.