Procedures in detecting the presence of a lawyer, the right to establish the presumption of innocence is not only the protection of human rights principles and the inherent requirement of the concept, but also all countries in the world of today's common practice in criminal proceedings, this right since the establishment of common law countries, because of its procedural justice and a positive impact on the fight against crime to display a great vitality。
   However, the investigation phase in our country the right to counsel has not established the presence of lawyers in the investigation phase of a very limited role。
   This article attempts to analyze the presence of a lawyer the right to define the concept as well as the presence of a lawyer the right of our issues related to missing, based on the experience of other countries, as well as the relevant international right to the presence of a lawyer to explore ways to build for our right to the presence of a lawyer。
   
Investigation and Interrogation; the right to the presence of a lawyer; System 
To detect the presence of a lawyer the right to stage the legal thinking。