A Summary of the 20~(th) CIRED Conference in 2009

Conference Internationle Repartition et Distribution (CIRED) provieds a platform of international communication for power distribution field.This paper introduces a summary of the 20th CIRED Conference in 2009,including the aspects of main topics,publications and technical seminars.The developments of researching in international power distribution field and the latest developments of from DG to DER are described as well.