Thursday's Shanghai first round pits Camilo Ugo Carabelli against Ilia Simakin on hard. Ilia Simakin has won 5 in a row and 9 of the last 10 overall. Camilo Ugo Carabelli is searching for form, having lost 2 in a row (3 of the last 10).

The serve is where this match separates: Simakin has been winning 73.4% of first-serve points to Carabelli's 66.2%, and on hard that gap compounds fast. Little separates them; Simakin gets the nod on the finest of margins.