MD, is the director of Hsu Nai-Jen Dermatologic Clinic located in Tainan, Taiwan. He is affiliated with several professional societies including the Chinese Dermatological Society, Laser Medicine Society of the Republic of China. He is also a certified trainer for Restylane, Radiesse and Sculptra treatments. Dr Hsu is a keen researcher and his work has been published in the Dermatologica Sinica and Environmental Dermatology.