Similar to other countries,China has suffered land subsidence since 1964 when substantial land subsidence happened in Shanghai.In particular,over the last 20 years,the rapid developments for urbanization and industrialization in China have resulted in the ever increasing in land subsidence and its extremely expensive damage to environment and economy in more than 45 industrial cities. Similar to other countries, China has suffered land subsidence since 1964 when substantial land subsidence happened in Shanghai. In particular, over the last 20 years, the rapid developments for urbanization and industrialization in China have resulted in the ever increasing in land subsidence and its extremely expensive damage to environment and economy in more than 45 industrial cities