S. B. Submarine Systems Co., Ltd. (SBSS) is China’s leading provider of subsea cable installation services and one of the key submarine cable installers in Asia. Established in Shanghai in 1995 as a joint venture between China Comservice and Global Marine Systems, SBSS are a technology-driven marine installation company who own and operate a fleet of advanced, versatile and fully integrated cable ships.

Leveraging our cable installation experience and track record of delivery on many of the region’s key subsea infrastructure projects, we have delivered innovative solutions to our four markets of Telecommunications, Oil and Gas, Power Utility and Renewable Energy, including over 46,000km of installed cables.

Our assets include a fleet of three DP cable ships, a range of subsea cable burial tools, a secure cable storage depot, jointing training school and ROV pilot training school, all strategically located in Shanghai to support our customers throughout Asia.


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