SIL posted 7.4% YoY rise in Q1FY18 standalone revenue (increased post 6 consecutive quarters of de-growth) to `15.1bn (in line with estimates) primarily due to better execution in Power and Urban segments. EBITDA margin down 25bps YoY to 11.4% (in line with estimates), due to rise in construction cost which was partly offset by reduction in employee cost. PAT grew 67.0% YoY to `287mn (62.5% above estimates) due to lower tax rate of 21.1% in Q1FY18 vs. 37.7% in Q4FY17. We maintain Sell on the stock...