- Business
- Sao Mai - Ben Dinh Petroleum Investment Joint Stock Company, officially operating as PTSC Sao Mai Technical Port Joint Stock Company, is a Vietnam-based company primarily engaged in the development, management, and operation of marine port infrastructure and supply bases, as well as the provision of comprehensive technical support services for the offshore oil, gas, and energy sectors. Founded in 2007 and headquartered in Vung Tau City, Vietnam, the company operates as a subsidiary of PetroVietnam Technical Services Corporation (PTSC), under the umbrella of the state-owned Vietnam National Oil and Gas Group (PetroVietnam). The company structures its commercial operations across several core business areas: Port and Logistics Services, comprising the operation and commercial exploitation of the Sao Mai - Ben Dinh Petroleum Service Base and container terminal complex, vessel berthing and mooring services, cargo handling, stevedoring, open-yard storage, bonded warehousing, and multimodal freight logistics; Mechanical and Marine Engineering Services, encompassing the fabrication and assembly of offshore oil and gas structures, subsea equipment, drilling rig components, heating, ventilation, and air conditioning (HVAC) systems, as well as shipbuilding, structural conversion, and maintenance and repair works for marine vessels and floating units; Infrastructure Construction, involving the engineering and construction of petrochemical processing units, storage tank farms, onshore and offshore oil and gas pipelines, and industrial port facilities; Equipment Trading and Leasing, including the commercial distribution of specialized marine and petroleum equipment, machinery, and replacement parts, alongside the rental of certified offshore cargo containers, heavy-lifting equipment, and transport vehicles; and Maritime and Manpower Services, providing shipping agency representation, technical labor and crew staffing, and specialized transport services for crude oil and refined petroleum products. Geographically, the company concentrates its operations in Vietnam, serving domestic and international energy operators, engineering procurement construction and installation (EPCI) contractors, and commercial shipping lines operating in the Southeast Asian maritime corridor. In recent developments, the company executed a strategic corporate rebranding in 2026 to officially operate as PTSC Sao Mai Technical Port Joint Stock Company, aligning its commercial identity more closely with the parent corporation; enacted comprehensive revisions to its corporate charter and governance structures; and advanced infrastructure modernization across the Sao Mai - Ben Dinh base to enhance its mechanical fabrication capabilities and support expanding requirements across offshore energy and maritime logistics projects.