14–28Win–Loss
33.3%Win %
0Titles
| Surface | W | L | % |
|---|---|---|---|
| Hard | 14 | 20 | 41.2% |
| Carpet | 0 | 3 | 0.0% |
| Grass | 0 | 3 | 0.0% |
| Clay | 0 | 2 | 0.0% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 2008 | 1 | 1 | 0 | 50.0% |
| 2007 | 1 | 1 | 0 | 50.0% |
| 2006 | 3 | 8 | 0 | 27.3% |
| 2005 | 3 | 4 | 0 | 42.9% |
| 2004 | 4 | 5 | 0 | 44.4% |
| 2002 | 2 | 4 | 0 | 33.3% |
| 2001 | 0 | 4 | 0 | 0.0% |
| 1999 | 0 | 1 | 0 | 0.0% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 2008-09-22 | Beijing | Q2 | L | Jun Chao Xu | 594 | 6-4 6-3 |
| 2008-09-22 | Beijing | Q1 | W | Yuichi Sugita | 437 | 4-6 7-6(4) 6-4 |
| 2007-09-10 | Beijing | Q2 | L | Kei Nishikori | 257 | 7-5 6-3 |
| 2007-09-10 | Beijing | Q1 | W | Ming Li | 1529 | 6-4 6-1 |
| 2006-09-22 | Davis Cup G1 PO: CHN vs PAK | RR | W | Asim Shafik | 1174 | 6-0 6-0 |
| 2006-09-22 | Davis Cup G1 PO: CHN vs PAK | RR | W | Aqeel Khan | 505 | 6-1 5-7 6-3 6-4 |
| 2006-09-11 | Beijing | R32 | L | Luka Gregorc | 481 | 7-6(6) 6-3 |
| 2006-05-29 | Busan CH | R32 | L | Simon Stadler | 264 | 6-0 6-0 |
| 2006-05-15 | Fergana CH | R32 | L | Karan Rastogi | 385 | 6-1 6-1 |
| 2006-04-07 | Davis Cup G1 PO: UZB vs CHN | RR | L | Farrukh Dustov | 567 | 6-4 6-0 6-1 |
| 2006-03-13 | Ho Chi Minh City CH | R16 | L | Dudi Sela | 186 | 6-1 5-7 6-4 |
| 2006-03-13 | Ho Chi Minh City CH | R32 | W | Robert Smeets | 267 | 6-4 6-7(5) 6-1 |
| 2006-03-06 | Kyoto CH | R32 | L | Toshihide Matsui | 377 | 6-4 6-2 |
| 2006-02-10 | Davis Cup G1 R1: JPN vs CHN | RR | L | Go Soeda | 291 | 6-1 6-1 |
| 2006-02-10 | Davis Cup G1 R1: JPN vs CHN | RR | L | Gouichi Motomura | 317 | 6-3 6-4 3-6 4-6 6-3 |
| 2005-09-12 | Beijing | R16 | L | Peter Wessels | 115 | 6-1 7-6(9) |
| 2005-09-12 | Beijing | R32 | W | Luka Gregorc | 574 | 7-6(5) 6-1 |
| 2005-07-15 | Davis Cup G1 PO: CHN vs INA | RR | W | Prima Simpatiaji | 661 | 6-4 6-0 6-4 |
| 2005-05-16 | Fergana CH | R16 | L | Denis Istomin | 432 | 7-6(2) 6-2 |
| 2005-05-16 | Fergana CH | R32 | W | Pavel Lobanov | 804 | 6-1 6-0 |
| 2005-03-04 | Davis Cup G1 R1: IND vs CHN | RR | L | Prakash Amritraj | 361 | 6-3 6-4 6-2 |
| 2005-02-14 | Joplin CH | R32 | L | Danai Udomchoke | 207 | 6-3 6-3 |
| 2004-09-24 | Davis Cup G2 F: CHN vs KOR | RR | L | Hyung Taik Lee | 67 | 6-2 6-3 6-3 |
| 2004-09-24 | Davis Cup G2 F: CHN vs KOR | RR | W | Young Jun Kim | 434 | 7-6(8) 3-6 4-6 6-3 6-2 |
| 2004-09-13 | Beijing | R32 | L | Dominik Hrbaty | 18 | 6-2 6-2 |
| 2004-08-23 | Bukhara CH | R16 | L | Teymuraz Gabashvili | 263 | 6-2 6-1 |
| 2004-08-23 | Bukhara CH | R32 | W | Murad Inoyatov | 867 | 7-6(6) 6-0 |
| 2004-08-16 | Samarkand CH | R32 | L | Norikazu Sugiyama | 347 | 6-3 7-6(4) |
| 2004-05-17 | Fergana CH | QF | L | Kirill Ivanov Smolensky | 434 | 7-6(6) 6-4 |
| 2004-05-17 | Fergana CH | R16 | W | Raven Klaasen | 342 | 6-2 6-3 |
| 2004-05-17 | Fergana CH | R32 | W | Alexander Kudryavtsev | 1133 | 6-4 6-3 |
| 2002-09-20 | Davis Cup G2 F: PAK vs CHN | RR | L | Aqeel Khan | – | 6-1 6-4 7-5 |
| 2002-09-20 | Davis Cup G2 F: PAK vs CHN | RR | L | Aisam Ul Haq Qureshi | 246 | 6-2 6-3 6-2 |
| 2002-04-05 | Davis Cup G2 SF: CHN vs KAZ | RR | W | Dias Doskarayev | 971 | 6-4 6-3 6-1 |
| 2002-04-05 | Davis Cup G2 SF: CHN vs KAZ | RR | L | Alexey Kedryuk | 509 | 6-3 6-2 6-7(4) 2-6 6-0 |
| 2002-02-08 | Davis Cup G2 QF: CHN vs KUW | RR | W | Musaad Al Jazzaf | – | 7-5 6-1 |
| 2002-02-08 | Davis Cup G2 QF: CHN vs KUW | RR | L | Mohammad Ghareeb | 1225 | 6-3 7-5 6-4 |
| 2001-09-17 | Shanghai | R32 | L | Michel Kratochvil | 65 | 6-2 6-1 |
| 2001-04-06 | Davis Cup G1 PO: THA vs CHN | RR | L | Danai Udomchoke | 290 | 6-0 7-5 |
| 2001-04-06 | Davis Cup G1 PO: THA vs CHN | RR | L | Paradorn Srichaphan | 109 | 7-5 6-4 6-2 |
| 2001-02-09 | Davis Cup G1 QF: CHN vs IND | RR | L | Leander Paes | 233 | 4-6 6-0 6-0 6-4 |
| 1999-10-04 | Shanghai | R32 | L | Jan Michael Gambill | 59 | 6-0 6-1 |