HY1627 High-resolution Dual-frequency Imaging sonar
HY-BAS007 Self-contained Hydrophone
Aboat Foldable Unpowered Trimaran
HY1672 Imaging sonar
HY-AS007 Digital Hydrophone
HY-USV01 multifunctional unmanned surface vessel
Yunying II Autonomous Survey Vessel
HY1621 Multibeam Echosounder
HY1616 Unmanned Platforms Echosounder/Altimeter
2018/04/27
WeChat two-dimensional code