Doctor Chwen-Tzuei Chang was a Research Fellow at Division of Metabolism, University of California, Los Angeles. Doctor Chang specializes in diabetes and other endocrinology disease diets (strict vegan) or Chinese medicine. Doctor Chang’s specialty includes – 1) thyroid, parathyroid diseases or tumor; 2) general endocrine diseases; 3) hyperlipidemia; 4) thyroid ultrasound diagnosis

Graduated from the School of Chinese Medicine, China Medical College
Graduated as a Master of Medicine from the Graduate Institute of Medical Science

Research fellow at the Division of Endocrinology & Metabolism, UCLA, USA
Director of the Division of Metabolism, Department of Internal Medicine, China Medical University Hospital
Deputy Director of the Department of Internal Medicine, China Medical University Hospital
Attending physician and Consultant at the Department of Internal Medicine, China Medical University Hospital