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Who is Bangladesh Submarine Cable Company Limited?
Bangladesh Submarine Cable Company Limited (BSCCL) is a state-owned telecom infrastructure operator that provides international submarine cable connectivity and wholesale bandwidth services for Bangladesh’s carriers, ISPs, enterprises, and public-sector networks.
- Ownership and operation of Bangladesh’s share in international submarine cable systems and associated landing stations (international connectivity infrastructure).
- Wholesale IP transit and international bandwidth services to licensed operators, ISPs, data centers, and large enterprises (network connectivity services).
- Operation, maintenance, and capacity management of submarine cable segments, landing facilities, and related transmission equipment (network infrastructure operations).
- Backhaul and terrestrial transmission links interconnecting landing stations with national telecom networks and internet gateways (backhaul and transport services).
- Participation in regional cable consortiums and capacity leasing to optimize international routes and redundancy for Bangladesh (capacity and route management).
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More About Bangladesh Submarine Cable Company Limited
Bangladesh Submarine Cable Company Limited operates as a core wholesale infrastructure provider in Bangladesh’s international telecommunications landscape, supplying submarine cable bandwidth and IP transit that underpin internet and voice services for Mobile Network Operators (MNOs), fixed-line carriers, ISPs, data centers, and government and educational networks. Its role is upstream in the value chain, where it delivers bulk capacity and physical connectivity rather than direct retail services to end users.
The company manages Bangladesh’s participation in international submarine cable systems (subsea networking), including ownership stakes, capacity rights, and operation of landing stations. These systems are typically based on Dense Wavelength Division Multiplexing (DWDM) optical transmission (optical transport) over fiber pairs laid on the seabed, with terminal equipment at landing stations handling optical amplification, multiplexing, and demultiplexing. At the IP layer, BSCCL provides wholesale IP transit and peering functions (IP networking), exposing capacity to licensed local operators through interfaces such as Ethernet over optical transport and MPLS-based backhaul where applicable.
Within enterprise and institutional environments, BSCCL’s services are usually consumed indirectly via carriers or ISPs that bundle international capacity with domestic connectivity, hosting, and managed services. Large enterprises, financial institutions, outsourcing facilities, and data centers depend on the availability and resilience of the underlying submarine cable capacity for cross-border traffic, cloud access, and interconnection with global internet exchanges and content delivery platforms. Redundant paths across multiple submarine systems help mitigate risk from cable faults or regional outages.
At the infrastructure layer, BSCCL operates landing stations that link subsea segments to terrestrial backhaul networks. These facilities incorporate power feeding equipment for subsea repeaters, SDH/OTN or DWDM transport platforms (transport networking), and routing/switching platforms (carrier IP networking) that hand off capacity to national operators. Terrestrial fiber routes and backhaul circuits connect landing points to core national backbones, internet gateways, and, through partner operators, to metropolitan access networks.
From a directory and taxonomy perspective, Bangladesh Submarine Cable Company Limited maps to categories such as subsea cable operator (connectivity infrastructure), wholesale IP transit provider (network connectivity services), and international bandwidth and capacity provider (carrier services). Its offerings System Integration Testing (SIT) alongside other core telecom infrastructure services that enable cross-border data flows, cloud connectivity, and international voice and data interconnection for Bangladesh-based networks.
Our description of Bangladesh Submarine Cable Company Limited. Updated December 2025.
