The fourth part elaborates and analyses the principle of regionalism design by takingChongqing hilly pedestrian mall and Xi'an traditional culture pedestrian mall for examples.

Therefore, in the planning and design, the designer should make full use of diverse factors contained both cultural and regional elements to create a vivid, true, entire "Xi'an image".

As an aged city, Xi'an has long history and unique local culture, is one of the main cultural tourist cities in China.