The state support Zhengzhou to construction national central city，not only for Zhengzhou provides a rare opportunity for development，but also requires Zhengzhou to face up the development gaps with the other national center cities such as Beijing，Shanghai，Guangzhou and Shenzhen. Accelerating the construction of Zhengzhou combination of metropolitan areas，to promote Zhengzhou and Xinxiang，Kaifeng，Jiaozuo，Xuchang and other surrounding areas of integration development，will optimize the core functions of Zhengzhou，and build the central region of the core growth plate，promote the coordinated development of eastern，central and western.