S.B.Submarine Systems (SBSS) is Asia‘s leading provider of submarine cable installation and maintenance solutions. Serving both the fibre optic and power cable sectors, the company has expertise in telecommunications, power utility, oil and gas and renewables markets. SBSS was established in 1995 in Shanghai and is a joint venture between China Comservice and the Global Marine Group.

  • 70,000km+

    Submarine cable installed

  • 20,000km+

    Submarine cable buried

  • 130+

    Global projects delivered


SBSS is a joint venture between China Comservice (CCS) and Global Marine Group (GMG). Harnessing CCS's broad influence across the globe and GMG's unparalleled heritage of 160 years in submarine cable sector, we are empowered to tackle the most challenging projects and adopt a proactive approach.