2017 Butterfly Arnold Table Tennis Challenge – Open Singles Semi-Finals #1: Chen, Ruichao v/s Li, Jian 2017 Butterfly Arnold Table Tennis Challenge – Open Singles Semi-Finals #1: Chen, Ruichao v/s Li, Jian Chen, Ruichao v/s Li, Jian Video by Bowmar Sports / Butterfly North America March 3-5 Columbus, Ohio Ohio State Fairgrounds Voinovich Building