English tennis star Andy Murray on Thursday qualified for the quarter-finals of the Shanghai Masters after an easy win against France's Lucas Pouille here.Murray defeated Pouille 6-1, 6-3 to continue his successful campaign in China, reports Efe.In the quarter-finals, the Scot will face the winner of the match between France's Gael Monfils and Belgium's David Goffin.Murray is looking forward to win his third Shanghai Masters, after the 2010 and 2011 editions.