In clinical practice, scleroderma and dermatomyositis (DMS) are commonly and seen in the dermatological department. These diseases invade the skin as well as many organs, severely influencing a patient's health and may even become life threatening. They are recognized as difficult diseases to cure with poor prognosis. Based on pattern differentiation, Chinese medical approaches can effectively decrease the side effects of biomedical therapies, regulate the immune system and improve patient's health and life quality.Our editorial board has made a refined summary of Chinese medical clinical diagnosis and treatment methods according to extended clinical observation and current research results.