| Jun 6, 2026 | Lichtl | 0–1 | Chen | Round 5: Lichtl, Valentin - Chen, Chicheng Leon | Rapport-Jobava System | |
| Jun 5, 2026 | Chen | 1–0 | Blieberger | Round 4: Chen, Chicheng Leon - Blieberger, Tobias | Sicilian Defense: Closed | |
| Jun 2, 2026 | Chen | 1–0 | Cukor | Round 2: Chen, Chicheng Leon - Cukor, Adam | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Jun 2, 2026 | Chen | 1–0 | Wu | Round 6: Chen, Chicheng Leon - Wu, Chenshan | French Defense: Advance Variation, Euwe Variation | |
| Jun 2, 2026 | Nahol | 0–1 | Chen | Round 1: Nahol, Daniel - Chen, Chicheng Leon | Sicilian Defense: Four Knights Variation | |
| Jun 2, 2026 | Feseniuk | ½–½ | Chen | Round 3: Feseniuk, Pavlo - Chen, Chicheng Leon | Sicilian Defense: Kalashnikov Variation | |
| Jun 2, 2026 | Jevremovic | ½–½ | Chen | Round 7: Jevremovic, Filip - Chen, Chicheng Leon | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| Apr 17, 2026 | Chen | 0–1 | Kaminskii | Round 3: Chen, Chicheng Leon - Kaminskii, Daniil | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Apr 15, 2026 | Chen | ½–½ | Yakovlev | Round 3: Chen, Chicheng Leon - Yakovlev, Ivan D | Sicilian Defense: Najdorf Variation, English Attack | |
| Apr 2, 2026 | Chen | 1–0 | Brown | Round 7: Chen, Chicheng Leon - Brown, Julian | Modern Defense | |
| Mar 31, 2026 | Chen | 1–0 | Pleimer | Round 5: Chen, Chicheng Leon - Pleimer, Noah | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Mar 31, 2026 | Chen | 1–0 | Wu | Round 4: Chen, Chicheng Leon - Wu, Chenshan | Bishop's Opening | |
| Mar 30, 2026 | Benedikt | 1–0 | Chen | Round 3: Benedikt, Noah - Chen, Chicheng Leon | Sicilian Defense: Snyder Variation | |
| Mar 29, 2026 | Chen | 1–0 | Raber | Round 2: Chen, Chicheng Leon - Raber, Eduard | Modern Defense | |
| Mar 29, 2026 | Aichinger | 0–1 | Chen | Round 1: Aichinger, Johannes - Chen, Chicheng Leon | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Mar 18, 2026 | Stickler | 1–0 | Chen | Round 6: Stickler, Florentin - Chen, Chicheng Leon | Sicilian Defense: Najdorf Variation, English Attack | |
| Nov 2, 2025 | Chen | 0–1 | Karlovic | Round 5: Chen, Chicheng Leon - Karlovic, Luka | Bishop's Opening: Vienna Hybrid | |
| Oct 30, 2025 | Belkovsky | 1–0 | Chen | Round 2: Belkovsky, Guy - Chen, Chicheng Leon | Sicilian Defense: Scheveningen Variation, English Attack, with f3 | |
| Oct 29, 2025 | Chen | 1–0 | Keller | Round 1: Chen, Chicheng Leon - Keller, Niklas | Caro-Kann Defense: Accelerated Panov Attack, Modern Variation | |
| Jun 19, 2025 | Chen | 1–0 | Sams | Round 1: Chen, Chicheng Leon - Sams, Daniel | Italian Game: Scotch Gambit, Max Lange Attack | |
| Jun 19, 2025 | Chen | 1–0 | Jevremovic | Round 3: Chen, Chicheng Leon - Jevremovic, Filip | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Jun 19, 2025 | Chen | 1–0 | Veladzic | Round 5: Chen, Chicheng Leon - Veladzic, Isak | Scandinavian Defense: Gubinsky-Melts Defense | |
| Jun 19, 2025 | Chen | 1–0 | Wu | Round 7: Chen, Chicheng Leon - Wu, Chenshan | Caro-Kann Defense: Endgame Offer | |
| Jun 19, 2025 | Slutski | 0–1 | Chen | Round 2: Slutski, Alexander - Chen, Chicheng Leon | Sicilian Defense: Modern Variations, Anti-Qxd4 Move Order | |
| Jun 19, 2025 | Keller | 0–1 | Chen | Round 4: Keller, Niklas - Chen, Chicheng Leon | Sicilian Defense: Moscow Variation | |
| Jun 19, 2025 | Scheiber | 0–1 | Chen | Round 6: Scheiber, Daniel Berndt - Chen, Chicheng Leon | Sicilian Defense: Smith-Morra Gambit | |
| Apr 17, 2025 | Ortner | ½–½ | Chen | Round 7: Ortner, Sebastian - Chen, Chicheng Leon | Grünfeld Defense: Botvinnik Variation | |
| Apr 16, 2025 | Chen | 0–1 | Nicolussi | Round 6: Chen, Chicheng Leon - Nicolussi, Hieronymus | French Defense: Tarrasch Variation, Morozevich Variation | |
| Apr 15, 2025 | Chen | 1–0 | Rella | Round 4: Chen, Chicheng Leon - Rella, Mario | Sicilian Defense: Closed | |
| Apr 15, 2025 | Guba | 0–1 | Chen | Round 5: Guba, Viktor - Chen, Chicheng Leon | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Apr 13, 2025 | Hellerschmid | 1–0 | Chen | Round 1: Hellerschmid, Andreas - Chen, Chicheng Leon | Neo-Grünfeld Defense: Goglidze Attack | |
| Aug 31, 2024 | Chen | ½–½ | Zhang | EYCC 2024 - O10 | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Aug 30, 2024 | Shabunin | 0–1 | Chen | EYCC 2024 - O10 | Sicilian Defense: Keres Variation | |
| Aug 29, 2024 | Chen | 1–0 | Kopecny | EYCC 2024 - O10 | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Aug 23, 2024 | Skouroupathis | 1–0 | Chen | EYCC 2024 - O10 | Sicilian Defense: Moscow Variation | |
| Jun 2, 2024 | Radnaev | ½–½ | Chen | Round 7: Radnaev, Leo - Chen, Chicheng Leon | Sicilian Defense: Four Knights Variation, Exchange Variation | |
| Jun 1, 2024 | Schernthaner | 0–1 | Chen | Round 6: Schernthaner, Tim - Chen, Chicheng Leon | Sicilian Defense: Scheveningen Variation | |
| Jun 1, 2024 | Chen | ½–½ | Keller | Round 5: Chen, Chicheng Leon - Keller, Niklas | Caro-Kann Defense: Advance Variation, Tal Variation | |
| May 31, 2024 | Pleimer | ½–½ | Chen | Round 4: Pleimer, Noah - Chen, Chicheng Leon | Sicilian Defense: French Variation | |
| May 31, 2024 | Chen | 1–0 | Aboulenein-Djamshidian | Round 3: Chen, Chicheng Leon - Aboulenein-Djamshidian, Aryan | French Defense: Winawer Variation, Advance Variation | |
| May 30, 2024 | Feiertag | 0–1 | Chen | Round 2: Feiertag, Niklas - Chen, Chicheng Leon | Nimzo-Indian Defense: St. Petersburg Variation | |
| May 30, 2024 | Chen | 1–0 | Schmeja | Round 1: Chen, Chicheng Leon - Schmeja, Constantin | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| May 20, 2024 | Serba | 0–1 | Chen | Round 7: Serba, Yaroslav - Chen, Chicheng Leon | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| May 19, 2024 | Chen | 1–0 | Aboulenein-Djamshidian | Round 6: Chen, Chicheng Leon - Aboulenein-Djamshidian, Aryan | French Defense: Alekhine-Chatard Attack, Albin-Chatard Gambit | |
| May 19, 2024 | Chen | 1–0 | Burger | Round 5: Chen, Chicheng Leon - Burger, Edgar | Italian Game: Classical Variation, Giuoco Pianissimo, with a6 | |
| May 19, 2024 | Wu | ½–½ | Chen | Round 4: Wu, Chenshan - Chen, Chicheng Leon | London System | |
| May 18, 2024 | Chen | 1–0 | Wu | Round 3: Chen, Chicheng Leon - Wu, Lucas | Sicilian Defense: Kalashnikov Variation | |
| May 18, 2024 | Pollak | 0–1 | Chen | Round 2: Pollak, Tony - Chen, Chicheng Leon | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| May 18, 2024 | Chen | 1–0 | Driza | Round 1: Chen, Chicheng Leon - Driza, Matthias | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Nov 26, 2024 | Neuschild | ½–½ | Chen | Round 11: Neuschild, Marius - Chen, Chicheng Leon | Sicilian Defense: Scheveningen Variation, Classical Variation | |
| Nov 25, 2024 | Chen | 1–0 | Yao | Round 10: Chen, Chicheng Leon - Yao, Lucas Mason Pin Qian | Italian Game: Classical Variation, Center Attack | |
| Nov 24, 2024 | Aitmukhanov | 1–0 | Chen | Round 9: Aitmukhanov, Arsen - Chen, Chicheng Leon | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Nov 23, 2024 | Azimov | 1–0 | Chen | Round 8: Azimov, Yasin - Chen, Chicheng Leon | Grünfeld Defense: Three Knights Variation, Paris Variation | |
| Nov 22, 2024 | Chen | ½–½ | Buklaho | Round 7: Chen, Chicheng Leon - Buklaho, Ignacy | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Nov 20, 2024 | Mikkelsen | 0–1 | Chen | Round 6: Mikkelsen, Anders Askjaer - Chen, Chicheng Leon | Sicilian Defense: Scheveningen Variation, English Attack, with f3 | |
| Nov 19, 2024 | Chen | 1–0 | Tenuun | Round 5: Chen, Chicheng Leon - Tenuun, Tseesuren | Scotch Game: Scotch Gambit, Advance Variation | |
| Nov 18, 2024 | Kalinichenko | 0–1 | Chen | Round 4: Kalinichenko, German Yu - Chen, Chicheng Leon | Sicilian Defense: Sozin Attack, Flank Variation | |
| Nov 17, 2024 | Chen | 0–1 | Aguike | Round 3: Chen, Chicheng Leon - Aguike, Toshiya | Italian Game: Classical Variation, Giuoco Pianissimo, with a6 | |
| Nov 16, 2024 | Anetov | 1–0 | Chen | Round 2: Anetov, Amirzhan - Chen, Chicheng Leon | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Nov 15, 2024 | Chen | 1–0 | Megagiannis | Round 1: Chen, Chicheng Leon - Megagiannis, Maximos | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Sep 30, 2023 | Chen | 0–1 | Nakonechnyi | 22nd European Youth Blitz Championship 2023 - O-10 | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |