With the economy developing,the demand of public becomes diversity and increasing dramatically.Because some reason such as financial insufficiency and low efficiency,It appears that only the government is unable to do as much as public would like to.In 1970s,the world raises the tide of Privatization reform,and also China in 1990s.Recently,PPP,one way of Privatization,is popular with all level of governments.In2014,The State Council published the 43rd file,State Council on Strengthening Debt Management of L...