| 2003-09-19 | Davis Cup G2 F: TPE vs HKG | Hard | RR | - |  Wayne Wong | 1333 |  Wei-Jen Cheng | 6-1 6-2 | H2H | 3 | - | - | - | - | - | - | - |
| 2003-02-07 | Davis Cup G2 R1: TPE vs KAZ | Carpet | RR | 1332 | Wei-Jen Cheng | - |  Anton Tsymbalov | 6-3 6-0 | H2H | 3 | - | - | - | - | - | - | - |
| 2002-02-08 | Davis Cup G2 QF: HKG vs TPE | Hard | RR | 1080 | Wei-Jen Cheng | 1030 | John Hui | 6-2 7-6(5) | H2H | 3 | - | - | - | - | - | - | - |
| 2002-02-08 | Davis Cup G2 QF: HKG vs TPE | Hard | RR | - |  Michael Brown | 1080 | Wei-Jen Cheng | 4-6 6-1 7-6(4) 6-1 | H2H | 5 | - | - | - | - | - | - | - |
| 2002-04-05 | Davis Cup G2 SF: PAK vs TPE | Grass | RR | - |  Aqeel Khan | 1077 | Wei-Jen Cheng | 4-6 6-3 6-3 6-0 | H2H | 5 | - | - | - | - | - | - | - |
| 2002-04-05 | Davis Cup G2 SF: PAK vs TPE | Grass | RR | 264 | Aisam-Ul-Haq Qureshi | 1077 | Wei-Jen Cheng | 6-2 6-1 | H2H | 3 | - | - | - | - | - | - | - |
| 2001-04-06 | Davis Cup G2 SF: MAS vs TPE | Hard | RR | 1228 | Wei-Jen Cheng | - |  Jamal Darmadi | 7-5 6-0 | H2H | 3 | - | - | - | - | - | - | - |
| 2000-10-06 | Davis Cup G2 F: INA vs TPE | Hard | RR | 1245 | Wei-Jen Cheng | 657 |  Hendri Susilo Pramono | 6-4 6-2 | H2H | 3 | - | - | - | - | - | - | - |
| 2000-10-06 | Davis Cup G2 F: INA vs TPE | Hard | RR | 490 | Suwandi Suwandi | 1245 | Wei-Jen Cheng | 6-4 6-2 6-2 | H2H | 5 | - | - | - | - | - | - | - |
| 2000-02-04 | Davis Cup G2 QF: KAZ vs TPE | Hard | RR | 1207 | Alexey Kedryuk | 835 | Wei-Jen Cheng | 7-5 6-2 | H2H | 3 | - | - | - | - | - | - | - |
