Home hero Cameron Smith carded a one-under 69 to take a three-shot lead into the final round of the Australian PGA Championship on Saturday,
British Open champion Smith got off to a flying start as she birdied four of six holes in the first six holes, but the world number three struggled on the back nine in windy conditions.
The 29-year-old, who won back-to-back titles in 2017 and 2018, moved to 11-under 202 at the event, which is co-sanctioned by Europe's DP World Tour.
Overnight leader Jason Scrivener had a day to forget after failing to recover from a poor start at Royal Queensland.
Three bogeys on the front nine were followed by bogeys at the 14th and 16th for the Australian,
who partially recovered with two successful birdie putts on his final two holes.
Yanwei shot a 70 to move into joint second place with Japan's Masahiro Kawamura, three shots off the lead.
Australia's two-time winner Adam Scott struggled with a three-over 74 to remain tied for 39th. ($1 = 1.4817 Australian dollars) (Reporting by Aadi Nair in Bengaluru;