27、Comparison of Dose Distributions Between Proton and Intensity ModulatedX-ray Therapy for Recurrent Nasopharyngeal Carcinoma,The 44th Annual Meeting of Particle Therapy Co-Operative Group,Zurich, Switzerland, Jun.14-16, 2005;
28、Preliminary Results of Proton Beam Therapy for Esophageal Carcinoma,The 45th Annual Meeting of Particle Therapy Co-Operative Group,Houston, USA, Oct.7-11, 2006;
29、Clinical Report for Wanjie Proton Therapy Center,The 46th Annual Meeting of Particle Therapy Co-Operative Group,Zibo, China, May 18-23, 2007;
30、Proton Beam Therapy for Hepatocellular Carcinoma,The 46th Annual Meeting of Particle Therapy Co-Operative Group,Zibo, China, May 18-23, 2007;
31、Current Status and Perspectives of Radiation Oncology in China,Annual Meeting 2007--China-Japan Medical Association,Kyoto Japan, Dec. 5-8, 2007;
32、Proton Beam Therapy for Chordomas,Asian Australasian Society ofStereotactic and Functional Neurosurgery and The Chinese Society ofStereotactic and Functional Neurosurgery Brain 2009 Conjoint Meeting,Hong Kong, Jan.8-10 2009;
33、4 Years of Comprehensive Experience with Proton Beam Therapy at WanjieProton Therapy Center,2nd Asian Congress of RadiationResearch,Seoul, May 17-20,2009。