Els offset six birdies with three bogeys Saturday to move to a three-day total of 19-under-par -- still well clear of the pack at the par-72 Tomson Shanghai Pudong Golf Club.
England's Simon Wakefield shot six birdies against one bogey for a six-under-par 66 to cruise to second place at 14-under, followed two strokes back by Thomas Bjorn of Denmark with 68.
Eddie Lee of New Zealand shot a 69 to finish at 10-under.
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