SWOTs methodology for digital urban planning

From the concept of digital urban planning method,using the SWOTs state methodology,the contents and strengths that digital technique used in urban planning drawing up are analyzed;and the weaknesses and limitations that GIS technique used in urban planning are also analyzed.Combined the characteristics of information society and digital city,the historic opportunity for urban planning brought by the digital technique is analyzed briefly.At last,combined the practical conditions of China's urban planning field, the huge challenge that the digital urban planning is facing with,is expressed.