Singles
2017 OEC Kaohsiung
Champion	Evgeny Donskoy
Runner-up	Marius Copil
Score	7–6(7–0), 7–5

Chung Hyeon was the defending champion but chose not to defend his title.

Evgeny Donskoy won the title after defeating Marius Copil 7–6^(7–0), 7–5 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	LL	Marinko Matosevic	2	65
	3	Marius Copil	6	77
								3	Marius Copil	60	5
								4	Evgeny Donskoy	77	7
	4	Evgeny Donskoy	6	6
		Lloyd Harris	3	3

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	J Thompson	63	3
	Q	A Begemann	77	6				Q	A Begemann	3	6	6
	WC	T-h Yang	6	6				WC	T-h Yang	6	1	4
	WC	Y-s Chung	3	2											Q	A Begemann	1	3
	WC	Y-h Hsu	1	2											LL	M Matosevic	6	6
	LL	M Matosevic	6	6				LL	M Matosevic	68	77	6
		L Saville	1	77	6				L Saville	710	62	1
	6	M Youzhny	6	62	1																	LL	M Matosevic	2	65
	3	M Copil	6	6																		3	M Copil	6	77
		S Nagal	4	2				3	M Copil	6	3	6
		T Gabashvili	0	65					M Bachinger	4	6	3
		M Bachinger	6	77											3	M Copil	78	6
		M Chiudinelli	0	63												L Rosol	66	4
		L Rosol	6	77					L Rosol	6	65	7
		Shuichi Sekiguchi	3	4				8	A Santillan	4	77	5
	8	A Santillan	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	5	L Lacko	6	6
		S-w Kwon	3	4				5	L Lacko	7	6
	Q	Kim Cheong-eui	4	4				Q	Y Bai	5	2
	Q	Y Bai	6	6											5	L Lacko	2	4
		J Jung	3	6	77										4	E Donskoy	6	6
		D-h Lee	6	2	61				J Jung	1	64
	Q	Yuya Kibi	2	4				4	E Donskoy	6	77
	4	E Donskoy	6	6																		4	E Donskoy	6	6
	7	Y Bhambri	3	3																			L Harris	3	3
		J Millman	6	6					J Millman	6	3	6
		H Moriya	6	6					H Moriya	1	6	3
		M Polmans	2	4												J Millman	64	3
	WC	T-l Wu	4	64												L Harris	77	6
		L Harris	6	77					L Harris	63	77	77
		M Purcell	6	0	6				M Purcell	77	65	64
	2	D Sela	4	6	3

References

• Main Draw
• Qualifying Draw