1. Ankara, Turkey: Robotic Flexible Ureteroscopy

2. Nepal association of Urological Surgeons society, Nepal: Flexible Ureteroscopy

3. National Institute of Kidney disease :, Bangladesh Association of Urological Surgeons: Flexible Ureteroscopy

4. China, Kunming: Flexible Ureteroscopy

5. ESD, UAE: Flexible Ureteroscopy

6. The TALENT 2019, Miami- June 2019

7. IAUN, Ganzhou- China, September 2019