India's R K Swamy Ltd drops after Q4 profit fall
** Shares of R K Swamy Ltd RKSW.NS fall 10.2% to 189.02 rupees ** Marketing services provider's Q4 consol net profit fell 52.9% Y/Y to 123.3 mln rupees ($1.4 mln) ** Q4 revenue fell 29.4% Y/Y to 835.1 mln rupees ** Trading vols at 336,924 shares, 6.9x the 30-day average ** RKSW down 29% YTD ($1 = 86.0060 Indian rupees) (Reporting by Vijay Malkar) ((VijayDattaram.Malkar@thomsonreuters.com;))