Abstract:There are many projects in China that transform old living blocks into commercial blocks in recent years.Based on the research of some typical squares,streets and buildings in Foshan Lingnantiandi,this paper analyzes the open space characteristics from three aspects of spatial scale and form,traditional decoration and landscape design.The paper explores the construction methods of open space,including keeping streets at a human scale and original form,enhancing the publicity of blocks,protecting traditional building components,reusing traditional materials and technologies,preserving ancient trees as well as forming a multi-level landscape system by plants and waterscape.