We provide professional and comprehensive solutions for marine instruments and information processing, including a series of underwater acoustic imaging products such as dual frequency synthetic aperture equipment, high-resolution synthetic aperture side scan equipment, shallow perspective synthetic aperture equipment, and ship mounted/handheld 3D imagers; Underwater acoustic communication equipment, underwater walkie talkies, communication buoys/underwater markers; Underwater acoustic detection series products; Imaging, communication, and detection payloads that can be carried on unmanned aerial vehicles such as AUVs, ROVs, and USVs.