Ruben (ATP-114) failed to reach the quarterfinals of the ATP tournament of Chengdu (China). He lost in two sets to top seed Fabio Fognini (ATP-13).
Fognini started the match well and quickly took the lead, the first set went 6-4 to the Italian. In the second set, a tiebreak had to bring the decision, which went to Fognini with 7-6 (2). The match lasted 1 hour and 35 minutes.
In doubles, Ruben (ATP D-416) stranded on the side of Prajnesh Gunneswaran (ATP D-389) in the quarterfinals. They lost 3-6 and 5-7 to Austin Krajicek (ATP D-61) and Jeevan Nedunchezhiyan (ATP D-87).