Thien Nam Subsea Services Joint Stock Company (TNS) is one of the most prestigious companies that specializes in providing diving services in Vietnam. We have many Diving supervisor, Data recorder, Diving inspector and Diver. Who was trained in prestigious vocational school as Petrovietnam Manpower Training College (PVMTC), trained and certificate of Underwater Inspector Diver Level 1, Level 2 và Data recorder of Lloyd’s Register.

We have many modern diving equipment and facilities that meet international standards as IMCA and managed by quality management system ISO 9001-2008.

TNS’s motto are: “Quality – Safety – Confident”

The company provides the following services:

• Ship hull survey, marine growth removal and other under water work;
• Diving service in support of construction and installation work, repair and maintenance of drilling rigs, production platforms, pipelines and other subsea works;
• Diving services for inspection of oil drilling rig, production platform, pipelines and subsea works, including: filming, photography, general visual inspection (GVI), detail visual inspection (DVI), Wall thickness measurement (WT), cathode protection (CP), magnetic particle inspection (MPI), etc.;
• Underwater cutting and welding work;
• Seabed survey and debris remove before installing rigs, PLEM, PLET, etc.;

Marine salvage and rescue services.