Special Invitations to Professor Hank Kung, Emeritus Professor at the University of Pennsylvania, and Professor Zhu Lin for the Shenzhen Bay Mangrove Forum. 

Professor Kung's invention of 18F-AV45 is the first FDA-approved PET tracer, marking a milestone in both the development of PET imaging molecular probes and in precise AD diagnosis and treatment technology, contributing significantly to the development of nuclear medicine globally.