Through the situation which mahjong activity was developed in the different historical stage in the village inhabitant\'s leisure life, this paper makes effort to explain growth process of the farmer\'s public life as well as the formation path of the public life space .

Postmodern city and public life;

Research on public life in intercourse space in city center;

The Rural Grass-rooted Organization and the Community Public life:Centered on the Rural Senior Citizen Association in Fujian;

On the Humanistic Design and Creation of Urban Public Spaces Vitality-Taking the Landscape Design of Tongyifang Commerce Street in Xian as an Example;

Aucording to the current conditions of the industrial architectures of old industrial bases in the northeast of China,the strategies of renovation are put forward:building the large indoor public space,the renovation strategies of the industrial architecture in old industrial bases are expounded from such aspects as superiority,functional use and principle of renovation.