12–5Win–Loss
70.6%Win %
0Titles
| Surface | W | L | % |
|---|---|---|---|
| Hard | 5 | 4 | 55.6% |
| Clay | 5 | 0 | 100.0% |
| Carpet | 2 | 0 | 100.0% |
| Grass | 0 | 1 | 0.0% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 1989 | 0 | 2 | 0 | 0.0% |
| 1988 | 7 | 0 | 1 | 100.0% |
| 1987 | 0 | 1 | 0 | 0.0% |
| 1986 | 2 | 0 | 0 | 100.0% |
| 1985 | 3 | 1 | 0 | 75.0% |
| 1984 | 0 | 1 | 0 | 0.0% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 1989-04-26 | Nagoya CH | R32 | L | Bong Soo Kim | 270 | 6-0 6-1 |
| 1989-04-10 | Seoul | R32 | L | Kelly Evernden | 77 | 6-3 6-4 |
| 1988-11-09 | Guangzhou CH | F | W | Peter Carter | 367 | 7-5 6-2 |
| 1988-11-09 | Guangzhou CH | SF | W | Bong Soo Kim | 357 | 6-4 6-2 |
| 1988-11-09 | Guangzhou CH | QF | W | Srinivasan Vasudevan | 339 | 7-5 6-4 |
| 1988-11-09 | Guangzhou CH | R16 | W | Tintus Wibowo | 430 | 6-4 4-6 7-6 |
| 1988-11-09 | Guangzhou CH | R32 | W | Mike Lee | 443 | 6-4 6-1 |
| 1988-04-08 | Davis Cup G1 SF: KOR vs PHI | RR | W | Andres Battad | 903 | 6-3 6-3 |
| 1988-04-08 | Davis Cup G1 SF: KOR vs PHI | RR | W | Raymond Suarez | 960 | 6-2 6-3 6-3 |
| 1987-04-20 | Seoul | R32 | L | Paul Chamberlin | 213 | 7-6 6-3 |
| 1986-07-18 | Davis Cup G1 SF: KOR vs THA | RR | W | Tanakorn Srichaphan | – | 6-3 8-10 6-2 |
| 1986-07-18 | Davis Cup G1 SF: KOR vs THA | RR | W | Sombat Uamongkol | – | 6-4 6-1 7-9 10-8 |
| 1985-10-04 | Davis Cup AOC F: NZL vs KOR | RR | L | Kelly Evernden | 120 | 6-3 6-2 6-4 |
| 1985-03-08 | Davis Cup AOC QF: PAK vs KOR | RR | W | Rashid Malik | – | 7-5 6-2 |
| 1985-01-18 | Davis Cup G1 R1: KOR vs INA | RR | W | Suharyadi Suharyadi | – | 6-1 6-3 |
| 1985-01-18 | Davis Cup G1 R1: KOR vs INA | RR | W | Tintus Arianto Wibowo | – | 6-4 6-2 6-2 |
| 1984-08-08 | Los Angeles Olympics | R32 | L | Michael Westphal | 87 | 6-3 7-5 |