October 19-22, the 23^rd National Stomatological Academic Conference of Chinese Stomatological Association was held in Shanghai National Convention and Exhibition Center. The theme of this year's annual conference is "Healthy Mouth, Protect Natural teeth". On the afternoon of October 19^th, the 1000 implant Operation Training titled"1000 people hand-in-hand to Plant the Future" was held. The course was taught by Professor Su Yucheng, chairman of the Oral Implant Committee of The Chinese Stomatological Association. Professor Yu Zhanhai and Yin Lihua of the implant Department of our hospital were invited as instructors, with 1000 stomatologists on site witnessed the "Biggest Dental Course" challenging the Guinness world record successfully.

After fierce competition, the papers of Zhao Ruimin and Gong Jiaming, postgraduates of implant Department of our hospital, were shortlisted for the exhibition of "New Star Show Poster" of this conference, with the title "New Classification of Periapical Lesions of Implants Based on Histopathology: A Systematic Literature Review".