从皇城到投资者的城市—北京城的扩展与建设

北京具有2000多年的城市历史，留下许多层面的城市结构和建筑类型，目前，北京城的心脏依然是故宫，而且老城的几何秩序似乎仍然主宰着整个大都市，作为13亿人民的政治和文化中心的北京，正寻找着能够充分体现现代化成就和中国特色的建筑风格，北京也同样必须作出巨大的努力，来解决实现了房屋，基本设施和环境问题，最后，北京需要一个区域性发展的新概念，来控制城市的动态扩张。

A CITY FROM EMPERORS' TO INVESTORS'- URBAN EXPANSION AND BUILDING IN BEIJING

Beijing looks back on more than 2000 years of urban history ,which has left many layers in the urban structure and building typology, Today the heart of the city continues to be the imperial Palace ;also, the geometrical order of the old city still seems to dominate the mega city, Beijing, the political and the cultural center of 1,2 billion people, is in scorch of an adequate architecture, which is able to express modern achievement, as well as Chinese identity, Also, Beijing has to undertake gigantic efforts to solve the actual housing, infrastructure and environmental problems, Finally ,Beijing needs a new concept of regional development in order to control the dynamic expansion.