International standards of urban design theory is introduced to guide planning and the importance of urban public space is highlighted : a "commercial Canyon" surrounded by the volume of Commerce and exhibition venues on both sides, namely, a city public pedestrian street is opened between the East and south sides of the direction of the flow of people in the largest cities;High-rise volumes of a hotel, SOHO offices and residential accommodation are gradually growing above the volume of commerce. The design strives to sketch a dynamic and "regional" outline of the city, representing China's future business district model. With convenient transportation infrastructure, active public space, flexible development strategies, the function of adapting to the times and distinct cultural themes, such commercial districts will greatly promote the development of local tourism industry, with lasting vitality and commercial demonstration effect.