Abstract:With Shift-Share analysis, this paper dynamically evaluated the manufacturing industry the development status and comparative advantages of such cities as Suzhou, Shanghai, Hangzhou,Shenzhen,and Tianjin. Besides, based on six pillar industries in Suzhou, the reasons for difference of industrial development have been explored in terms of industrial structure factors and competitive factors. Finally,some suggestions have been provided that Suzhou should focus on optimizing the industrialI structure according to the experience of Tianjin and Shenzhen and that dislocation competition and collaborative development should be conducted between Shanghai and Hangzhou to promote the continuous improvement of industrial competitiveness.