| 2018 Chengdu Challenger | |
|---|---|
| Date | 30 July – 5 August |
| Edition | 3rd |
| Surface | Hard |
| Location | Chengdu, China |
| Champions | |
| Singles | |
 Zhang Ze | |
| Doubles | |
| Gong Maoxin / Zhang Ze | |
The 2018 Chengdu Challenger was a professional tennis tournament played on hard courts. It was the 3rd edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Chengdu, China between 30 July and 5 August 2018.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 SUI | Henri Laaksonen | 135 | 1 |
 JPN | Go Soeda | 154 | 2 |
 SRB | Nikola Milojević | 160 | 3 |
 KAZ | Alexander Bublik | 165 | 4 |
| JPN | Tatsuma Ito | 171 | 5 |
| JPN | Hiroki Moriya | 202 | 6 |
| SRB | Peđa Krstin | 208 | 7 |
 TPE | Yang Tsung-hua | 211 | 8 |
The following players received wildcards into the singles main draw:
Gao Xin Te Rigele Xia Zihao Zhang Zhizhen The following player received entry into the singles main draw as an alternate:
The following players received entry from the qualifying draw:
Blake Ellis 
Miliaan Niesten Makoto Ochi
Tak Khunn Wang Zhang Ze def. Henri Laaksonen 2–6, 5–2 ret. Gong Maoxin / Zhang Ze def. 
Mikhail Elgin / 
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