2019 Shenzhen Longhua Open – Men's singles

Miomir Kecmanović was the defending champion^[1] but chose not to defend his title.

Men's singles
2019 Shenzhen Longhua Open
Champion	Zhang Zhizhen
Runner-up	Li Zhe
Score	6–3, 4–6, 6–1

Main article: 2019 Shenzhen Longhua Open

Zhang Zhizhen won the title after defeating Li Zhe 6–3, 4–6, 6–1 in the final.

Seeds

All seeds receive a bye into the second round.

1. Kwon Soon-woo (third round)
2. Alejandro Davidovich Fokina (withdrew)
3. Yūichi Sugita (third round)
4. Go Soeda (quarterfinals)
5. Jason Jung (quarterfinals)
6. Steven Diez (second round)
7. Malek Jaziri (second round, retired)
8. Zhang Zhizhen (champion)
9. Enrique López Pérez (third round)
10. Ramkumar Ramanathan (second round)
11. Danilo Petrović (withdrew)
12. Christopher Eubanks (second round)
13. Frederico Ferreira Silva (semifinals, retired)
14. Denis Istomin (second round, retired)
15. Mohamed Safwat (semifinals)
16. Bai Yan (third round)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• ITF = ITF entry
• PR = Protected ranking
• SR = Special ranking
• SE = Special exempt
• JE = Junior exempt
• JR = Junior Accelerator Programme entrant
• CO = College Accelerator Programme entrant
• NG = Next Gen Accelerator Program entrant
• w/o = Walkover
• r = Retired
• d = Defaulted

Finals

	Quarterfinals							Semifinals							Final
	15	Mohamed Safwat	7	6
		Denis Yevseyev	5	2
								15	Mohamed Safwat	4	2
									Li Zhe	6	6
		Roman Safiullin	77	1	5
		Li Zhe	65	6	7
																Li Zhe	3	6	1
															8	Zhang Zhizhen	6	4	6
	8	Zhang Zhizhen	77	6
	4	Go Soeda	60	4
								8	Zhang Zhizhen	6	4
								13	Frederico Ferreira Silva	1	1r
	5	Jason Jung	65	6	4
	13	Frederico Ferreira Silva	77	4	6

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1	S-w Kwon	6	6
		K Uchida	5	1					D-h Lee	2	2
		D-h Lee	7	6											1	S-w Kwon	4	66
		S Doumbia	3	3											15	M Safwat	6	78
		I Nedelko	6	6					I Nedelko	63	1
								15	M Safwat	77	6
																						15	M Safwat	7	6
																							D Yevseyev	5	2
								12	C Eubanks	5	2
		T Gabashvili	6	6					T Gabashvili	7	6
	WC	Li Yuanfeng	3	2												T Gabashvili	4	7	64
		D Yevseyev	6	6												D Yevseyev	6	5	77
	WC	C Wang	0	1					D Yevseyev	6	6
								6	S Diez	3	2

Section 2

	First round							Second round							Third round							Quarterfinals
								3	Y Sugita	7	6
		F Sun	6	6					F Sun	5	2
	LL	M Sabanov	4	4											3	Y Sugita	6	5	3
		D Kalenichenko	60	4												R Safiullin	2	7	6
		R Safiullin	77	6					R Safiullin	4	7	2
								14	D Istomin	6	5	0r
																							R Safiullin	77	1	5
																							Z Li	65	6	7
								9	E López Pérez	6	6
		Y-s Chung	4	3				Alt	J Forejtek	1	4
	Alt	J Forejtek	6	6											9	E López Pérez	3	3
		J-s Nam	2	1												Z Li	6	6
		Z Li	6	6					Z Li	4	6	5
								7	M Jaziri	6	4	0r

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								8	Zh Zhang	6	6
	WC	J Cui	78	1	4				G Oliveira	0	1
		G Oliveira	66	6	6										8	Zh Zhang	6	2
		B Gojo	6	77												B Gojo	2	1r
		T van Rijthoven	3	65					B Gojo	77	79
								Q	F Reboul	65	67
																						8	Zh Zhang	77	6
																						4	G Soeda	60	4
								16	Y Bai	6	7
		K Sultanov	6	6					K Sultanov	3	5
		Sidharth Rawat	2	2											16	Y Bai	6	3	3
	WC	Y Mo	4	0											4	G Soeda	4	6	6
		K Kravchuk	6	6					K Kravchuk	77	4	5
								4	G Soeda	64	6	7

Section 4

	First round							Second round							Third round							Quarterfinals
								5	J Jung	6	6
		B Sant'Anna	6	6					B Sant'Anna	4	3
	WC	X Gao	4	2											5	J Jung	77	6
		T-l Wu	6	7												T-l Wu	62	4
	PR	N Barrientos	3	5					T-l Wu	6	78
								10	R Ramanathan	3	66
																						5	J Jung	65	6	4
																						13	F Ferreira Silva	77	4	6
								13	F Ferreira Silva	6	6
	Q	Duan Jiaqi	3	1					T-h Yang	3	0
		T-h Yang	6	6											13	F Ferreira Silva	65	6	6
		D Wu	1	79	3											C-h Tseng	77	3	4
		C-h Tseng	6	67	6				C-h Tseng	77	2
								LL	T Matsui	63	1r