Yunseong Chung will oust Xirui Han and advance in the ITF M15 Tianjin 2 Men on August 11. The upset would stop Han after the Chinese 2006-born prospect logged a 1-2 victory over Hao Sheng Koay in ITF M15 Wuning 3 Men and after Han, born March 30, 2006, continued his run on the ATP Tour. Chung advan…