2018 International Challenger Zhangjiagang

The 2018 International Challenger Zhangjiagang was a professional tennis tournament played on hard courts. It was the second edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Zhangjiagang, China between 3 and 9 September 2018.

2018 International Challenger Zhangjiagang
Date	3–9 September
Edition	2nd
Surface	Hard
Location	Zhangjiagang, China
Champions
Singles
Yasutaka Uchiyama
Doubles
Gong Maoxin / Zhang Ze

Singles main-draw entrants

Seeds

Country	Player	Rank1	Seed
TPE	Jason Jung	115	1
JPN	Tatsuma Ito	163	2
CHN	Zhang Ze	168	3
JPN	Go Soeda	176	4
CAN	Filip Peliwo	185	5
SRB	Miomir Kecmanović	196	6
JPN	Hiroki Moriya	197	7
KAZ	Alexander Bublik	203	8

• ¹ Rankings are as of 27 August 2018.^[1]

Other entrants

The following players received wildcards into the singles main draw:

• He Yecong
• Te Rigele
• Wu Yibing
• Zhang Zhizhen

The following players received entry from the qualifying draw:

• Frederico Ferreira Silva
• Dayne Kelly
• Tristan Lamasine
• Yuta Shimizu

The following player received entry as a lucky loser:

• Yusuke Takahashi

Champions

Singles

Main article: 2018 International Challenger Zhangjiagang – Singles

• Yasutaka Uchiyama def. Jason Jung 6–2, 6–2.

Doubles

Main article: 2018 International Challenger Zhangjiagang – Doubles

• Gong Maoxin / Zhang Ze def. Bradley Mousley / Akira Santillan walkover.