Abstract: Based on the studying of the Code and Guidance,learning correlative literature,and combined the practical work,it is analyzed and concluded that Code of Quality Assurance for Nuclear Power Plant Safety was not applicable as the development and advancement of quality management for nuclear power plants.This paper gave some suggestion to the amendment of HAF003 and HAD003 from safety culture,leadership,staff participation,QA grade,nonconformance,continually improve and process approach.Through comprehending and utilizing these management ideas,we could promote the organization management ability,have a better development and guarantee the nuclear safety.