The 2015 ATP Challenger China International – Nanchang was a professional tennis tournament played on hard courts. It was the second edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Nanchang, China between 14 and 20 September 2015.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| 1 | ||||
 Japan | Go Soeda | 111 | 2 | |
 Italy | Luca Vanni | 123 | 3 | |
 Estonia | Jürgen Zopp | 151 | 4 | |
| Peter Gojowczyk | 153 | 5 | ||
| Japan | Yūichi Sugita | 157 | 6 | |
| Italy | Thomas Fabbiano | 189 | 7 | |
 Australia | Jordan Thompson | 195 | 8 |
The following players received wildcards into the singles main draw:
He Yecong Yuqing Ning Zhuoyang Qiu Zhicheng ZhuThe following player received entry courtesy of a protected ranking:
The following player received entry by a special exemption:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Italy | Riccardo Ghedin | Japan | Toshihide Matsui | 363 | 1 | |
| Hsieh Cheng-peng | Australia | Andrew Whittington | 391 | 2 | ||
| Chen Ti | Huang Liang-chi | 459 | 3 | |||
 Colombia |  Argentina | 4 |
The following pairs received wildcards into the doubles main draw:
He Feng / Yuqing Ning He Yecong / Zhuoyang Qiu
Daniil Medvedev / Zhang ZhizhenSee main article: 2015 ATP Challenger China International – Nanchang – Singles.
Amir Weintraub, 6–2, 6–1See main article: 2015 ATP Challenger China International – Nanchang – Doubles.
Jonathan Eysseric / Jürgen Zopp def. Lee Hsin-han / Amir Weintraub, 6–4, 6–2
