In the Anglo-American Law System, losers can fulfill their right of bill by providing guarantees, which should be introduced into the public summons for exhortation to restrict its disadvantage.

Interest of other legal subject requires protection and normal negotiation of bill need to be taken into consideration,thus the institution of bill public summons for exhortation is becoming more and more important.

There is a lot of imperfection of the right of admitting retroactively,the right of interpellation and the right of withdrawal in legislation s regulations,so they have to be perfected.