Dr. Zhang has graduated from Beijing Medical College and he is the Chief ENT Doctor at the ENT Department in Beijing Children’s Hospital. Dr. Zhang has been working at the ENT Department for more than 60 years, accumulated rich clinical experience and ENT specific techniques. Dr. Zhang is good at diagnosis, treatment and operation for the pediatric hearing & language disorders, pediatric throat diseases and pediatric esophageal diseases. Dr. Zhang is a skillful expert on surgical correction for the congenital maxillofacial and ENT malformation. DR. Zhang has joint compiled many monographs in pediatric otolaryngology, pediatric emergency, pediatric practical manuals and emergency medicine etc, rewarded many prizes in Science and Technology from Beijing and other local bureaus.