IBF representatives were invited to attend The 69th Lindau Nobel Laureate Meeting held on 30 June to 5 July 2019. The meeting dedicated to Physics. 39 Nobel Laureates, including the 2018 laureates in Physics, Donna Strickland and Gérard Mourou will meet 600 international young scientists from 89 countries for an inspiring dialogue. And the key topics are dark matter and cosmology, laser physics and gravitational waves.