Within the framework of EXPO-2017 on September 1-3, the 27th Congress of the World Association of Cardiovascular and Thoracic Surgeons “WSCTS-2017″ is held in Astana at the Independence Palace. As reported in the JSC “NC” Astana EXPO-2017 “, every year the organizing committee of WSCTS by voting chooses a place for the congress for three years ahead. It should be noted that Kazakhstan is the first country hosting the WSCTS Congress in the post-Soviet space. The Congress will become a large-scale platform, where more than 1,000 professionals from 50 countries of the world will meet. Participants are expected to have live discussions, master classes and training from more than 50 leading cardiothoracic surgeons of the world.