Now the water supply price is not rational in cities of our country this increases the burden of water supply and financial institutions and causes the waste of water.

Discussion on water price for irrigation in Heilong Province;

Study of water price for coastal industrial zone of Guangxi Beibu Gulf Economic Zone

As a result of the traditional notion of welfare and passive influence of planned economy system, the urban water price had been keeping at a lower level for a long period until the year 1998, when the Regulation on Price of Urban Water Supplying came into force.

According to the connotation of water supply evaluation, this paper re-argues the index of water supply in agriculture irrigation, and presents a new evaluation method for water supply by using the crop water production function and the fuzzy method.