The Chinese government has decided that the installed capacity of nuclear power plants(NPP)will reach 40 GW by the year of 2020,while other 18 GW under construction,and the electricity produced by NPPs will make up 4%of the whole installed capacity. In such case,the spent fuel generated from those NPPs will reach 82630 tons by 2050.The Chinese policy is that,the spent fuel from light water reactors will be reprocessed first,followed by verification and final