“Shiyan 1” Research Vessel is jointly built by the?IOA ,the SCSIO?and?the?SIA?of ?CAS.It can support a wide range of large-scale observation network to layout ,?observe ,remote sensing and monitor ,and also can carry out the research about the real-time three-dimensional marine environment monitoring system and comprehensive information system. It is the high performance and ideal laboratorial platform for marine science and hydro acoustics.