Time

Development stage

Living environment

Government intervention attitude

1920s

Initial stage

Simple and short bungalows with poor environment and small area

Passive intervention

1960s-1970s

Development stage

Improved environment and increased use area

Active intervention

1980-1999

Mature stage

Standardization of public housing, integrating commercial and public services

Active intervention

2000-2010

Stagnation and recovery stage

No significant changes

Negative intervention

2011-2020

Perfection phase

Equipped with more service facilities

Active intervention