The flames of the United Cup continue to burn as the second match between Team China and the reigning champions, Germany, is about to take place. The lineups for both teams have been announced, making this match one that is sure to attract significant attention. For Team China, the first men's singles will see Zhang Zhizhen face off against German star Zverev. In this encounter with Zverev, Zhang Zhizhen is sure to give it his all. In women's singles, Gao Xinyu will take on Siegemund. In mixed doubles, Gao Xinyu will compete in two matches, partnering with Bai Yan to challenge Zverev/Siegemund. It's worth noting that mixed doubles allows for last-minute substitutions, adding an element of unpredictability to the competition. Gao Xinyu, carrying the double-match responsibility in this event, is expected to meet the challenges with her excellent physical condition and refined skills. In the previously concluded first round of matches, Team China achieved a 3-0 victory over Brazil. Among the highlights, Gao Xinyu made a remarkable comeback against Brazilian top player Maya with scores of 5-7, 6-4, 7-5. Zhang Zhizhen secured a decisive win over Monteiro with scores of 6-3, 6-0, and Zhang Zhizhen/Zhang Shuai defeated Matos/Alves with scores of 6-4, 7-5. In another recently concluded match, the defending champion German team demonstrated their formidable strength by securing a 2-0 victory over Brazil, locking in their win early. Zverev defeated Monteiro with scores of 6-4, 6-4, while Siegemund fought for 2 hours and 33 minutes to claim victory over Maya with scores of 6-3, 1-6, 6-4. In this upcoming…