After a break of around three weeks , Robson returned to action at the Guangzhou Open , a tournament in which she was a finalist the previous year .
The fifth seed Li powered 11 aces to beat her 12 - year younger opponent , Robson in straight sets .
After a break of around three weeks , Robson returned to action at the Guangzhou Open , a tournament in which Li was a Li the previous year .
The fifth seed Li powered 11 aces to beat her 12 - year younger opponent , Robson in straight sets .