National Refinery

National Refinery Limited (NRL) is a Pakistani oil refinery which is a subsidiary of UK-domiciled Attock Oil Company. It is based in Karachi, Pakistan. It is a petroleum refinery and petrochemical complex engaged in the manufacture and sale of asphalts, BTX, fuel products and lubes for domestic consumption and export. National Refinery Limited is the second largest capacity refinery of Pakistan in terms of crude oil processing facilities and is the only lube oil refinery of Pakistan.