Sintex Ind Standalone December 2018 Net Sales at Rs 720.39 crore, up 41.53% Y-o-Yhttps://www.moneycontrol.com/news/business/earnings/sintex-ind-standalone-december-2018-net-sales-at-rs-720-39-crore-up-41-53-y-o-y-3431941.html#SINTEX