Investigation stage is the initial stages of criminal proceedings, which have a greater role in protecting the rights of criminal suspects. Investigation results in a certain degree of influence on later in the proceedings, which affects the fate of the suspects. Has written on human rights protection our Constitution, in our country has acceded to many international treaties, criminal proceedings under the background of internationalization standards become an inevitable trend, our people recognize that criminal suspects from concept to protect the value of. While the rights of criminal suspects and defendants in criminal proceedings in China is discussed. Paper main is research investigation stage crime suspects of right guarantees problem, first from related concept starts with, described has crime suspects right guarantees of connotation and basic right, second on China investigation stage crime suspects right guarantees exists of problem for specific of analysis, from forced measures aspects, and technology investigation measures aspects, and lawyer right guarantees this three a aspects for specific of discusses, second on above several aspects exists of problem proposed and of phase corresponds to of perfect measures. I hope this thesis research can play a certain role.
Keywords： Investigation stage; the suspect; rights protection legislation
