The Swiss Maestro got a break and ran with it on Wednesday in Shanghai, saving five match points to get by Leonardo Mayer.
Australia's Grand Slam will increase winner prize money by 10 percent for 2015
The Italian lost to World No. 533 Wang Chuhan in the first round.
On the back of her first title in China, the Russian moves to World No. 2.
The World No. 2 criticized the use of Head tennis balls after his second round win.
Andy Murray was forced to improvise with a bizarre shot in his third round match at Beijing.
The Uzbek pulled off one of the shots of the year on match point.