Hainan – Hong Kong Submarine Cable System (HHSCS) is a new build project in China connecting Hong Kong SAR and Hainan Province with branch to Guangdong Province.

The HHSCS cable deploys the latest 16 fiber-pair SDM repeater, improving the system capacity and optimizing its performance. 

The HHSCS cable system is invested and owned by China Mobile, supplied by Huawei Marine.