Chen Liang advanced past Sheng Nan Sun via walkover in the Changsha 10K round of 16. Chen Liang extended the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-07-30 | Beijing 75K | R32 | hard | Chen Liang | 1-6 6-3 6-3 |
| 2009-08-24 | Qianshan 10K | F | hard | Sheng Nan Sun | 6-3 6-3 |
| 2006-07-31 | Changsha 25K | R16 | hard | Chen Liang | 7-6(6) 6-7(5) 6-3 |
| 2005-04-04 | Wuhan 10K | F | hard | Sheng Nan Sun | 6-3 4-6 6-3 |
Averages over each player's completed matches in the selected window (1 vs 4). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About