Bai Yuxingchairman of the conference
Ladies and gentlemen,
It is a great pleasure for me to report that the 18th Annual Meeting of the Chinese Orthodontic Society will be held in Nanjing, Jiangsu Province on September 22-25, 2019. The event is co-sponsored by the Chinese Orthodontic Society (COS) of the Chinese Stomatological Association (CSA) and the China Center for International Science and Technology Exchange (CISTE), jointly sponsored by the Orthodontic Society of Jiangsu Stomatological Association and organized by Nanjing Stomatological Hospital Medical School of Nanjing University. In the name of the Chinese Orthodontic Society of the CSA, I look forward to seeing you all.