In recent years, under the leader concern guidance of Group Company and Bao Yuan Company ,the technology department and the relevant departments made common efforts, and created conditions actively, according to National Nuclear Security Administration’s requirement to do, under the situation of combining with production and service and nuclear safety equipment welder management, working overtime, further improved nuclear safety equipment welder management files and perfected the welding center management system and quality guarantee system. And hardware and management organization has made substantial progress, finally through examination and acceptance.