Conclusion Acupuncture plus salt partitioned moxibustion at Shenque (CV 8) is a safe and convenient therapy with a remarkable effect for chloasma.

Objective: Application computer digital image analysis (CDIA) system to research and explore the clinical efficacy and method after Banke treatment melasma.

Method: to summarize the recent literatures on pathogenesis of Chloasma, analysis the reason of its unsatisfactory therapeutic effect, and suggest how to improve the clinical therapeutic effect.