Gujarat Pipavav Standalone December 2018 Net Sales at Rs 174.73 crore, up 7.41% Y-o-Yhttps://www.moneycontrol.com/news/business/earnings/gujarat-pipavav-standalone-december-2018-net-sales-at-rs-174-73-crore-up-7-41-y-o-y-3456811.html#GPPL