2017 International Challenger Quanzhou

Country	Player	Rank1	Seed
JPN	Yūichi Sugita	115	1
KOR	Lee Duck-hee	135	2
ITA	Luca Vanni	139	3
SLO	Blaž Kavčič	147	4
GER	Maximilian Marterer	152	5
ITA	Thomas Fabbiano	161	6
BLR	Uladzimir Ignatik	163	7
ESP	Enrique López-Pérez	172	8

• ¹ Rankings are as of 6 March 2017.^[1]

The following players received wildcards into the singles main draw:

• Bai Yan
• Te Rigele
• Xia Zihao
• Zhang Zhizhen

The following player received entry into the singles main draw using a protected ranking:

• Yuki Bhambri

The following players received entry from the qualifying draw:

• Matteo Berrettini
• Hubert Hurkacz
• Andrea Pellegrino
• Lorenzo Sonego

The following player received entry as a lucky loser:

• Shuichi Sekiguchi

• Thomas Fabbiano def. Matteo Berrettini 7–6^(7–5), 7–6^(9–7).

• Hsieh Cheng-peng / Peng Hsien-yin def. Andre Begemann / Aliaksandr Bury 3–6, 6–4, [10–7].