An excavator works at a demolished construction site in Tianjin municipality March 8, 2010.  China will face considerable pressures caused by housing price rises in the next 20 years as hefty demands for housing will persist amid the nation's accelerated urbanization and industrialization, a senior official said on Monday. [Photo/Agencies]   

A construction worker pushes a cart in a financial district in Shanghai March 8, 2010. China will face considerable pressures caused by housing price rises in the next 20 years as hefty demands for housing will persist amid the nation's accelerated urbanization and industrialization, a senior official said on Monday. [Photo/Agencies]