Milestones
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IOS Milestones
Advance Science-Driven Obesity Care
2026
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2025
2025-11-19: 1st Anniversary 2025-11-09: First IOS Congress & Chongqing Declaration 2025-11-09: First IOS Certified Course 2025-09-08: First IOS Symposium: IOS Officially Launched in IBC Oxford University World Congress 2025-08-20: First IOS Guidelines Published 2025-05-31: First IOS Working Group Established 2025-05-31: First IOS Country Chapter Established 2025-04-18: First IOS Registered Member 2025-01-16: First IOS Webinar 2025-01-06: First IOS Roundtable
2024
2024-11-19: IOS Registered in Hong Kong, China
2022
2022-04-11: First Global Collaborative Paper Published
2021
Global Obesity Collaborative
2020
Chinese Obesity and Metabolic Surgery Database: 2019 Annual Report Global Bariatric Research Collaborative (GBRC)
2018
Chinese Obesity and Metabolic Surgery (COMES) Collaborative & Database