Courses and Screening Organized by Chao Dai, MD. Contact: Chao Dai, MD. Category: Media coverage When? 14/03/20199:00 am - 3:15 pm iCal Where? Qingdao New Vision Eye HospitalQingdao New Vision Eye Hospital Qingdao Loading Map.... Qingdao New Vision Eye Hospital Qingdao New Vision Eye Hospital - Qingdao - ChinaNo events in this location 36.067108 120.382609