| Jan 5, 2026 | Kurzova | 0–1 | Zhang | Runde 7: Kurzova, Marianna - Zhang, Jiahui | Caro-Kann Defense: Classical Variation | |
| Jan 4, 2026 | Hapke | 0–1 | Zhang | Runde 6: Hapke, Thorsten - Zhang, Jiahui | English Opening: Mikenas-Carls Variation | |
| Jan 4, 2026 | Zhang | 0–1 | Prguda | Runde 5: Zhang, Jiahui - Prguda, Noel Erik | Benoni Defense: King's Pawn Line | |
| Jan 3, 2026 | Schlaetker | 0–1 | Zhang | Runde 4: Schlaetker, Christine - Zhang, Jiahui | Caro-Kann Defense: Advance Variation, Short Variation | |
| Jan 3, 2026 | Zhang | 0–1 | Gross | Runde 3: Zhang, Jiahui - Gross, Daniel | Queen's Pawn Game: Modern Defense | |
| Jan 2, 2026 | Koerber | * | Zhang | Runde 2: Koerber, Uwe - Zhang, Jiahui | ? | |
| Jan 2, 2026 | Zhang | 1–0 | Kunst | Runde 1: Zhang, Jiahui - Kunst, Jannis | Catalan Opening: Closed | |
| Oct 5, 2025 | Gyacsok | 1–0 | Zhang | Deutsche Ländermeisterschaft 2025 | Caro-Kann Defense: Exchange Variation | |
| Oct 4, 2025 | Zhang | ½–½ | Margaryan | Deutsche Ländermeisterschaft 2025 | Mexican Defense | |
| Oct 3, 2025 | Dedic | 1–0 | Zhang | Deutsche Ländermeisterschaft 2025 | Caro-Kann Defense: Classical Variation, Flohr Variation | |
| Oct 3, 2025 | Zhang | 0–1 | Roessling | Deutsche Ländermeisterschaft 2025 | Catalan Opening: Closed | |
| Oct 2, 2025 | Bohatyrova | 0–1 | Zhang | Deutsche Ländermeisterschaft 2025 | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Oct 1, 2025 | Zhang | 1–0 | Koenig | Deutsche Ländermeisterschaft 2025 | Catalan Opening: Closed | |
| Oct 1, 2025 | Wettstein | 1–0 | Zhang | Deutsche Ländermeisterschaft 2025 | Caro-Kann Defense: Classical Variation, Main Line | |
| Jan 5, 2025 | Grunwald | 1–0 | Zhang | Round 7: Grunwald, Hannes Leon - Zhang, Jiahui | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| Jan 4, 2025 | Albus | 0–1 | Zhang | Round 6: Albus, Alexander - Zhang, Jiahui | ? | |
| — | Zhang | ½–½ | Kroemker | Round 2: Zhang, Jiahui - Kroemker, Niels | Queen's Gambit Declined | |
| — | Zhang | 1–0 | Berger | Round 4: Zhang, Jiahui - Berger, Johanna | Dutch Defense: Classical Variation, Huisl Variation | |
| — | Zhang | ½–½ | Frese | Round 6: Zhang, Jiahui - Frese, Immo | Catalan Opening: Open Defense, Classical Line | |
| — | Hoeggemeier | 0–1 | Zhang | Round 1: Hoeggemeier, Anton Heinrich - Zhang, Jiahui | Saragossa Opening | |
| — | Junge | 1–0 | Zhang | Round 3: Junge, Julia Marie - Zhang, Jiahui | English Opening: Anglo-Indian Defense, Hedgehog System | |
| — | Tolksdorf | 0–1 | Zhang | Round 5: Tolksdorf, Christopher - Zhang, Jiahui | Caro-Kann Defense: Breyer Variation | |
| — | Naumann | ½–½ | Zhang | Round 7: Naumann, Martin - Zhang, Jiahui | Caro-Kann Defense: Advance Variation | |
