Doubles
2017 International Challenger Zhangjiagang
Champions	Gao Xin Zhang Zhizhen
Runners-up	Chen Ti Yi Chu-huan
Score	6–2, 6–3

This was the first edition of the tournament.

Gao Xin and Zhang Zhizhen won the title after defeating Chen Ti and Yi Chu-huan 6–2, 6–3 in the final.

Seeds

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• SE = Special exempt
• PR = Protected ranking
• ITF = ITF entry
• JE = Junior exempt
• w/o = Walkover
• r = Retired
• d = Defaulted
• SR = Special ranking

	First round							Quarterfinals							Semifinals							Final
	1	C-p Hsieh H-y Peng	6	6
		E Karlovskiy A Kudryavtsev	1	4				1	C-p Hsieh H-y Peng	6	6
		B McLachlan Y Uchiyama	6	6					B McLachlan Y Uchiyama	4	4
	WC	Li Jianhui Li Yuanfeng	3	4											1	C-p Hsieh H-y Peng	4	77	[6]
	3	T Chen C-h Yi	6	3	[10]										3	T Chen C-h Yi	6	65	[10]
		J Jung D-h Lee	2	6	[8]			3	T Chen C-h Yi	79	6
		M Bachinger B Mousley	2	3					D Kelly Y Takahashi	67	3
		D Kelly Y Takahashi	6	6																		3	T Chen C-h Yi	2	3
		J Nedunchezhiyan VS Prashanth	6	6																			X Gao Zh Zhang	6	6
		H Moriya Ze Zhang	1	4					J Nedunchezhiyan VS Prashanth	5	6	[10]
		Z Li D Wu	6	3	[11]				Z Li D Wu	7	3	[7]
	4	Jarryd Chaplin L Saville	1	6	[9]											J Nedunchezhiyan VS Prashanth	4	2
		X Gao Zh Zhang	6	2	[10]											X Gao Zh Zhang	6	6
	WC	Wu Hao Xia Zihao	4	6	[4]				X Gao Zh Zhang	6	6
	WC	F Sun C Wang	62	3				2	T Matsui V Vardhan	4	3
	2	T Matsui V Vardhan	77	6

References

• Main Draw