From May 10th to 13th, 2018, the 11th China Orthopedic Surgeons Annual Meeting (CAOS2018), hosted by the Chinese Medical Doctor Association and the Orthopedic Surgeons Branch of the Chinese Medical Doctor Association, organized by the Orthopedic Surgeons Branch of the Chinese Medical Doctor Association, and co-organized by Huashan Hospital Affiliated to Fudan University and the Second Affiliated Hospital of Zhejiang University School of Medicine, was grandly held in Hangzhou, Zhejiang Province. Over ten thousand domestic and foreign orthopedic doctors and orthopedic-related industry personnel gathered in Hangzhou to enjoy the academic feast.      This conference aimed at education and communication. In cooperation with international authoritative organizations such as the American Association of Hip and Knee Surgeons (AAHKS), AO Spine (AOSPINE), AO Trauma (AOTRAUMA), Asian Society of Arthroplasty (ASIA), German Society of Bone and Trauma (DGOU), Hong Kong College of Orthopaedic Surgeons (HKCOS), Hospital for Special Surgery (HSS), International Orthopaedic Trauma Association (IOTA), North American Spine Society (NASS), and Orthopaedic Trauma Association (OTA), it carried out academic exchanges in different forms around more than ten specialties such as spine, joints, trauma, and sports medicine, offering a brand-new academic experience and high-end continuing education courses from basic to clinical and from theory to practical operation for over ten thousand participating orthopedic surgeons.

       2018年5月10-13日，由中国医师协会、中国医师协会骨科医师分会主办，中国医师协会骨科医师分会承办，复旦大学附属华山医院、浙江大学医学院附属第二医院协办的第十一届中国骨科医师年会（CAOS2018）在浙江杭州盛大召开，万余名国内外骨科医生及骨科相关行业人员齐聚杭州，共飨学术。

      本次大会以教育、交流为主旨，联合美国髋膝关节医师学会（AAHKS）、AO脊柱（AOSPINE）、AO创伤（AOTRAUMA）、亚洲人工关节学会（ASIA）、德国骨与创伤联合会（DGOU）、香港骨科医学院（HKCOS）、美国特种外科医院（HSS）、国际骨科创伤学会（IOTA）、北美脊柱协会（NASS）美国骨科创伤学会（OTA）等国际权威组织,围绕“脊柱、关节、创伤、运动医学等十余个专业开展了不同形式的学术交流，为万余名参会骨科医师奉上从基础到临床，从理论到实际操作的全新学术体验和高端继续教育课程。