At present, countries around the world are vigorously pushing forward regional economic integration, where has taken infrastructure connectivity as an elemental part. Countries generally attach great importance to infrastructure connectivity with their neighboring countries, what are the main vision and planning for infrastructure connectivity globally? What are the difficulties and obstacles on regionally connected infrastructure construction we need to face with and how to overcome them? What innovative financing solutions and tools we could come up with to satisfy the needs of infrastructure connectivity? What are new opportunities of international cooperation brought by the infrastructure connectivity? Delegates from different sectors including government, enterprises and financial institutions shall share their thought-provoking insights. The pictures show speakers and guests sharing views on Keynote Forum 2.