Extended custody aims to continue custody behavior which has extended legal custody time limit after the organ handling the case legally detains criminal suspects or defenders in penal proceeding activities and is a difficult step in judicial practice during each period of investigation, lawsuit and trial. Through data analysis of the compensation cases accepted and heard by Compensation Committee of Intermediate People’s Court in C City, by combining the consideration of the provisions in new and old National Compensation Law, by consolidating individual cases justice and value pursuit of civic rights at the time of the revision of Penal Proceeding Law and on the basis of emphasizing law text examination and cases data analysis, this paper analyzes the extended custody cases which have taken place or which will take place and realizes the perfection of trauma compensation, the construction of〖JP2〗 judicial organs and hearing system setup according to national compensation measures for the extended custody.