With the study on the frequent accidents and calamities in cities in China and the world, the author discusses the strategic research and the framing conception on the city calamity reduction for the year 2020 with the Chinese characteristics, which would be helpful to the state's 11th 5-year plan.

Public Space Research of Chinese Cities:Western Perspectives;

Geographical Approach to Danwei in Chinese Cities: A Key to Understand the Transition of Urban China

The paper classifies Chinese cities into three regions and 18 sub-regions with explanations of the boundary and characteristics of each region and sub-region based on the three decisive factors affecting urban spatial characteristics,regional theories in natural,economic and cultural geography and urban development of cities in different regions.

Empirical study of Chinese city airline network;

We investigate the empirical properties of Chinese city airline network, where nodes and edges denote cities and direct fights.

Applicating popular network search engines to collect the data of Chinese urban planning websites,the authors sort out the main types and their current space distribution.

From 1949 to 1978, the Chinese urbanization went through a process with difficulties and set-backs, lingered on a lower level in a long-term.