This week Ruben (ATP-167) will be in action at the Challenger Tournament of Gwangju (South Korea, CH 80). As the ninth seed he has a bye in the first round.
Ruben does not have to play the first round in Gwangju. In his second round match on Wednesday, he meets the winner of the encounter between Zihao Xia (ATP-354) and Filip Peliwo (ATP-272). This week, Ruben will not play in the doubles.