This paper presents a high-speed ground effect vehicle (HS-GEV) used specifically for maritime transportation. Given the limitations of current vessels, including various types of watercraft and high-speed boats, in fulfilling of needs in different maritime transportation scenarios, the HS-GEV emerges as a promising solution to address unmet requirements. To efficiently accomplish maritime transportation missions with quickness and safety, several critical features are emphasized, including short take-off on water, flight maneuverability and flight stability. The key techniques required to achieve these features, as well as recent progress highlights, are introduced. Following and promoting these crucial techniques is also suggested as a future step to improve HS-GEV performance. With its predominant features, the HS-GEV holds immense application value in enhancing a high-speed maritime transportation system that aligns with the evolving needs of the real world.