The winners will play either Belgium or Portugal in the quarter-finals next Friday in Munich.
In China, the toll stood at around 3,250 and in Italy it was 3,405.
Nagal is coming off a title triumph during the Heilbronn Challenger last week, which happens to be his second Challenger title this season after the Chennai Challenger in February.
Jannik Sinner made it two wins out of two at the ATP Finals as he fought off Taylor Fritz in a high-octane clash inside the Inalpi Arena on Tuesday.
Italy defender Leonardo Bonucci could not get enough of the sponsors' offerings on Sunday, taking big swigs of Coca-Cola and Heineken as he spoke to media after their victory over England.
