<p>An employee works inside a steel rerolling mill at Chitra industrial area, on the outskirts of Bhavnagar town, in Gujarat</p><p><b>Manufacturing activity surged to a 6-month high in December thanks to a spike in factory output and new orders from domestic and international firms, a survey of purchasing managers showed on Monday.</b></p><p>The HSBC Markit India Manufacturing PMI jumped to 54.2 from 51.0 in November, its biggest monthly rise since April 2009.</p><p><b>(Pictures by Reuters)</b></p>