After gotting in the National team he played only one year later his first World Tour tournament, at the Austrian Open he reached in the singles and doubles the quarterfinals and makes with that headlines. In the same year (1999) he was nominated from coaches and players to come to Germany. The hard times for mother and son became further. It was difficult for Chuang to be a friend of German table tennis players because he doens't spoke German. Moreover he had no assistent for matches and in the training, so he had no coach. But he was very diligent and became very early best player in Germany. In 2002 he came back to Taiwan.