Interview: China's rising tennis star Wu Yibing aiming at world's top 30

By Oliver Trust

BERLIN, June 15 (Xinhua) -- China's rising tennis star Wu Yibing is wearing a smile as always. Even now, he is still covered in sweat after competing at the ATP250 Stuttgart Boss Open and sitting in a tiny unadorned room used for interviews.

Despite that things didn't go too well for the 23-year-old in the second round against Marton Fucsovics in three sets 4-6, 6-4, 4-6, the Hangzhou nati