AP-RASC is a triennial event that brings together radio science specialists from all over the world, especially from the Asia Pacific region, covering all aspects of radio science across URSI’s ten commissions. This includes aspect of radio science related to metrology, radio propagation and communications and signal processing, electronics, photonics, electromagnetic interference, remote sensing, waves in plasma, radio astronomy and applications in biology and medicine. The main objective of the Conference is to review current trends in research, present new discoveries and make plans for future research