Games Between Two Players
Cao Dayuan (7 win; 1 loss) vs. Zheng Hong
| Game Date and Game Description | |||||
| Black | White | Result | Replay | Download | |
 [1997-02-16] 9th Chinese CCTV Cup, round 1
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| Zheng Hong 9p | Cao Dayuan 9p | B+13.5 |  |
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| [1996-02-03] 1st Chinese NEC Cup, final
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| Zheng Hong 8p | Cao Dayuan 9p | W+R | |
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| [1995-07-31] 8th Chinese Mingren, league
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| Cao Dayuan 9p | Zheng Hong 8p | B+R | |
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| [1994-06-06] 7th Chinese Mingren, league
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| Cao Dayuan 9p | Zheng Hong 7p | B+R | |
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| [1993-02-15] 7th Chinese Tianyuan, semi-final
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| Zheng Hong 7p | Cao Dayuan 9p | W+R | |
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| [1992-09-11] Year 1992 Chinese Individual Championship, round 9
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| Cao Dayuan 9p | Zheng Hong 7p | B+R | |
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| [1992-02-18] 6th Chinese Tianyuan, round 3
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| Zheng Hong 7p | Cao Dayuan 9p | W+R | |
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| [1991-10-04] 5th Chinese Best Ten, league A
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| Cao Dayuan 9p | Zheng Hong 7p | B+1.5 | |
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