This study aims at analyzing the content of medical information websites and exploring the utilization behavior among their users. Totally 209 health websites were compared in terms of health information content they provided. In addition, an electronic questionnaire was employed among 1,829 internet users to understand their usage of health website services. The results indicated that most health websites provide common medical knowledge and hospital information. Internet users suggested that on-line consulting service and professional medical information in Chinese in these health websites were needed.