** Shares of Optiemus Infracom OPTI.NS rise 4.9% to 584.6 rupees, its biggest intraday pct rise since October 13
** Mobile and telecom products firm posts 22.2% rise in Q2 consol net PAT to 167.8 million rupees ($1.9 million); quarterly revenue from ops falls 12.4% to 4.18 billion rupees
** Core profitability remained robust in the September quarter despite a dip in 12% drop in revenue due to shipment timing and changes in product mix, says co's management in an investor presentation
** Co adds, strong balance sheet and cost control drove sustainable earnings, enabling capacity expansion
** More than 225,940 shares change hands vs 30-day avg of 197,687 shares
** YTD, stock down 16.3%
($1 = 88.6250 Indian rupees)
(Reporting by Mridula Kumar in Bengaluru)
((Mridula.Kumar@thomsonreuters.com;))