宜居的街区是现代城市的标志。2月21日,中央公布《关于进一步加强城市规划建设管理工作的若干意见》,其中“新建住宅要推广街区制,原则上不再建设封闭住宅小区,已建成的住宅小区和单位大院要逐步打开,实现内部道路公共化” Livable neighborhoods are the hallmarks of modern cities. On February 21, the Central Government promulgated the “Opinions on Further Strengthening the Management of Urban Planning and Construction”, in which “Newly-built dwellings should promote the neighborhood system and in principle no longer build closed dwelling quarters, completed residential quarters and unit yards Gradually open to achieve internal public road ”