Opto Circuits Consolidated September 2018 Net Sales at Rs 65.87 crore, Up 19.97% Q-o-Q.https://www.moneycontrol.com/news/business/earnings/opto-circuits-consolidated-september-2018-net-sales-at-rs-65-87-crore-up-19-97-q-o-q-3105651.html#OPTOCIRCUI