Jindal Drilling Standalone December 2018 Net Sales at Rs 52.97 crore, up 48.92% Y-o-Yhttps://www.moneycontrol.com/news/business/earnings/jindal-drilling-standalone-december-2018-net-sales-at-rs-52-97-crore-up-48-92-y-o-y-3516411.html#JINDRILL