Based on current form and experience on grass courts, Hsu Yu-Hsih looks more preferable in the match against Zhang. Hsu Yu-Hsih has shown consistent results and has experience playing on grass courts, which could give him an advantage. While Zhang failed to qualify for Wimbledon, indicating his inconsistent form. Taking these factors into account, it can be assumed that Hsu Yu-Hsih has a better chance of winning this match.
