Department of Sexual transmitted diseases has many famous dermatologists with clinical experience and technical characteristic, and has all advanced equipments for fungus and sexual transmitted diseases examination. This department can treat various sexual transmitted diseases (for example, blennorrhagia, and non-gonococcal urethritis), wart related disease, and hyperplasia like skin tag. We have accumulated large amount of clinical data especially in the aspects of cindyloma acuminatum and herpes, and have gained a lot of successful experience, reaching the advanced level in china with a lot of praise from patient at home and abroad.