Welspun Invest Standalone September 2018 Net Sales at Rs 0.78 crore, up 45.51% Q-o-Qhttps://www.moneycontrol.com/news/business/earnings/welspun-invest-standalone-september-2018-net-sales-at-rs-0-78-crore-up-45-51-q-o-q-3122181.html#WELINV