In recent years western medicine and Chinese medicine have made significant progress in diagnosis and treatment of erectile dysfunction (ED) so that ED’s treatment has entered in a new era.We have gained some treatment experiences in clinic， and summarized as 5 principles， i.e.planned treatment， combination of TCM and western medicine treatments， treating the cause and symptoms， treating both body and mind， rehabilitating sex and life.ED Treatments under the guidance of the five principles have shown significant clinical efficacy.