PT Rig Tenders Indonesia Tbk is an Indonesia-based energy logistic services provider. Its business is classified into two reportable segments: coal and offshore. The coal segment relates to the chartering tugboats and barges to coal mining companies to transport coal and other bulk aggregates. The offshore segment comprises chartering supply vessels and accommodation work barges to upstream oil and gas companies to support their offshore operations. The Company owns and operates a fleet of vessels consisting of anchor handling supply tug, offshore support vessels, tug boats, accommodation/work over barges, flat top barges and self-discharging barges. It has representative offices in Banjarmasin, Indonesia and Kotabaru, Indonesia. Its subsidiaries include PT Batuah Abadi Lines, CH Ship Management Pte Ltd, CH Logistics Pte Ltd and Sea Master Pte Ltd.