FASGE,FESGE,FJGES 
WEO former president, ESGE former president, ENDO2020 president (Rio de Janeiro )
WEO Advanced Digestive Endoscopy Course director
Capsule endoscopy research and development  (magnetic gastric, small bowel, colon) since 2004
WEO-Global capsule endoscopy summit, course director Chongqing and online march, 2026, 21