The necessity of the public's participation in decision-making of public projects,the functions of the public's participation,and the current characteristics of the public's participation in China were discussed firstly.Then,three suggestions are brought forward to improve the public participation in decision-making of public projects: the first one is to ensure the legal status of the public's participation,the second is to detail contents of entity and process and the third is to set up the public hearing system of public projects.