PT. SPR Langgak is an oil company that responsible in operating Langgak oil Field, Riau, that produces Sumatra Light Crude (SLC). PT. SPR Langgak is owned by PT. Sarana Pembangunan Riau, the oldest Province of Riau�s owned company in Riau. Our head office is located in Jakarta. We currently employ distinguished, talented, energetic, and professional personnel as part of our team. Facts about Langgak Field - The Field produces Sumatra Light Crude (�SLC�). - The Field was discovered in 1976, and had been operated by SPR Langgak since April 20, 2010. - The Field was designed to handle 3,000 barrel per day operation originally, despite it was recorded at 329 oil barrel per day at the first time it was operated by SPR Langgak. - SPRL commits to maintain production level of the Field as per SKK Migas target approval by using advanced technologies in oil services maintenance, work over, well development, and enhanced oil recovery implementation.