Fajing Sun and Sanhui Shin will play each other in the 2^nd round of the Zhangjiagang Challenger for the 3^rd time in their career. They are scheduled to play on Wednesday at 3:30 pm on Court 5. Here the head to head stats and relative prediction.

Prediction, odds and live streaming

The pick for Tennis Tonic is Fajing Sun who should win in 3 sets.

As per the initial odds, Fajing Sun is the pick to win this match.
Fajing Sun -> 1.444
Sanhui Shin -> 2.61

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Prediction and head to head Fajing Sun vs. Sanhui Shin

This will be the 3^rd time that Fajing Sun and Sanhui Shin clash against each other. The head to head is 1-1 for Sun and Shin (see full H2H stats),but they are 1-1 on hard.

The last time that they squared off, Sun won 5-7 6-4 7-6(7) in the 1^st round in M25 Yinchuan back in 2024.

Fajing Sun

Ranked no. 238, the Chinese got to the 2^nd round after beating Ye Cong Mo 3-6 6-3 6-4.

In the 1^st round against Cong Mo, Fajing recovered from a 1-set down deficit before winning (3-6 6-3 6-4). During the match, Sun scored 93 points vs Cong Mo’s 79. The Chinese was quite aggressive to blast 33 winners.

Regarding the service games, Sun struck 9 aces and he committed only 8 double faults. Overall, Fajing Sun was very effective on serve to win 92% (33/36) of his 1st serve and 56% (22/39) on the second serve. However, this didn’t prevent his to concede the serve once. Fajing broke Cong Mo twice after converting 50% of his break points (2/4).

Sun has good win-loss record in the last 10 years having won 57% of his matches (252-191). 18-12 on hard in 2025. Regarding his performance on the same surface of this event, Sun has a compiled 222-156 win-loss record in the last years on hard.

His best result of the current year was winning the title the Wuxi Challenger where he beat Alex Bolt in the final 7-6(4) 6-4.

The Chinese has a compiled 18-15 win-loss record in 2025, 18-12 on hard (See FULL STATS).

Previously in the Zhangjiagang Challenger

Sanhui Shin

Ranked no. 406, the Korean got to the 2^nd round after defeating Woobin Shin 7-5 7-6(4).

In the 1^st round, Sanhui had a good straight sets win against Shin (7-5 7-6⁴). During the match Shin scored 88 points vs Shin’s 76. Sanhui was pretty aggressive to blast 30 winners.

About the serving games, Shin scored just 1 ace during the entire match and he committed only 2 double faults. Sanhui Shin lost the serve 4 times and he saved 7 break points. Furthermore, Shin put 52% of his first serves in, winning 68% (30/44) of the points behind his 1st serve and 55% (22/40) on the 2nd serve. Shin broke Shin 5 times after converting 45% of his break points (5/11).

The Korean’s best result of the current year was getting to the final in M25 Anning,M15 Andong,M25 Changwon and M15 Wuning.

Shin has a composed 45-20 win-loss record in 2025, 31-14 on hard (See FULL STATS).

Previously in the Zhangjiagang Challenger

The Korean has never competed in this tournament before.

H2H Performance in the tournament

Matches, sets, games and points

Points	Sun	Shin
Match played	1	1
Tot Set	3	2
Tot Games	28	25
Pts	93-79	88-76
Total Points	172	164
Winners	33	30
%Winners	35%	34%

Both Sun and Shin played 1 match. At the moment, Fajing Sun surrendered 1 set while Sanhui Shin hasn’t lost a set so far. Sun has played 1 set more than Shin (3 vs 2). Therefore, Sun played 3 games more than Shin. The Chinese scored 33 winners (35% of the total points). On the other side, Shin fired 30 winners (34%).

Serve Performance

Serve	Sun	Shin
Aces	9	1
Avg per match	9	1
1st in	36/75	44/84
%1st in	48%	52%
1st pts	33/36	30/44
%1st pts	92%	68%
2nd pts	22/39	22/40
%2nd pts	56%	55%

Sun fired 9 aces . Shin struck 1 ace . Sun won 92% points behind his first serve. He pretty effective on his second serve to win 56% of the points. On the other side, Shin won 68% of the points on his first serve. He had a solid display on his second serve to win 55% of the points.

How they played the important points

Breaks	Sun	Shin
Won	2	5
Converted	2/4	5/11
% Converted	50%	45%
Conceded	1	11
Saved	0	7
% Saved	0%	64%
Times Broken	1	4

Sun broke his opponent twice with a 50% conversion rate. Fajing conceded his serve once and he saved 0% of the break points that he conceded. The Korean broke his opponent 5 times with a 45% conversion rate. The Korean conceded his serve 4 times and he saved 64% of the break points that he conceded.

Sun
	R1 Cong	Total
Score	3-6 6-3 6-4
Tot Set	3	3
Tot Games	28	28
pts	93-79	93-79
Total points	172	172
Winners	33	33
%Winners	35%	35%
SERVE
Aces	9	9
Double Faults	8	8
1st in	36/75	36/75
% 1st in	48%	48%
1st pts	33/36	33/36
% 1st pts	92%	92%
2nd pts	22/39	22/39
% 2nd pts	56%	56%
Breaks
Won	2	2
Converted	2/4	2/4
Converted %	50%	50%
Conceded	1	1
Saved	0/1	0
Saved %	0%	0%
Times Broken	1	1

Shin
	R1 Shin	Total
Score	7-5 7-64
Tot Set	2	2
Tot Games	25	25
pts	88-76	88-76
Total points	164	164
Winners	30	30
%Winners	34%	34%
SERVE
Aces	1	1
Double Faults	2	2
1st in	44/84	44/84
% 1st in	52%	52%
1st pts	30/44	30/44
% 1st pts	68%	68%
2nd pts	22/40	22/40
% 2nd pts	55%	55%
Breaks
Won	5	5
Converted	5/11	5/11
Converted %	45%	45%
Conceded	11	11
Saved	7/11	7
Saved %	64%	64%
Times Broken	4	4

Tennis Scores in Zhangjiagang Challenger

• Ilia SimakinSimakin – Tung-Lin WuWu (6-4 7-6¹) – See score progression
• Kaichi UchidaUchida – Luca CastelnuovoCastelnuovo (7-6⁴ 6-3) – See score progression
• Yasutaka UchiyamaUchiyama – Yuta KikuchiKikuchi (6-2 5-7 6-1) – See score progression
• Sho ShimabukuroShimabukuro – James WattWatt (6-4 3-6 6-2) – See score progression
• Kokoro IsomuraIsomura – Sergey FominFomin (6-3 6-2) – See score progression
• Joshua CharltonCharlton – Rigele TeTe (6-4 6-7⁷ 6-4) – See score progression
• Sanhui ShinShin – Woobin ShinShin (7-5 7-6⁴) – See score progression
• Filip PeliwoPeliwo – Petr Bar BiryukovBar Biryukov (6-1 6-2) – See score progression
• Rio NoguchiNoguchi – Linang XiaoXiao (7-6⁶ 6-1) – See score progression
• Oliver CrawfordCrawford – Masamichi ImamuraImamura (6-3 6-2) – See score progression
• Hiroki MoriyaMoriya – Denis YevseyevYevseyev (6-2 4-6 6-4) – See score progression
• Jie CuiCui – Arthur GeaGea (5-7 7-6⁴ 6-0) – See score progression
• Tsung-Hao HuangHuang – Kaito UesugiUesugi (6-1 6-7(4) 3-2 ret.) – See score progression
• Renta TokudaTokuda – Alexandr BindaBinda (5-7 6-3 6-3) – See score progression
• Fajing SunSun – Ye Cong MoCong Mo (3-6 6-3 6-4) – See score progression
• Philip SekulicSekulic – Bernard TomicTomic (6-1 1-6 7-6⁶) – See score progression
• Fajing SunSun – Ye Cong MoCong Mo (3-6 6-3 6-4) – See score progression
• Sanhui ShinShin – Woobin ShinShin (7-5 7-6(4)) – See score progression
• Ilia SimakinSimakin – Tung-Lin WuWu (6-4 7-6(1)) – See score progression
• Joshua CharltonCharlton – Rigele TeTe (6-4 6-7(7) 6-4) – See score progression
• Filip PeliwoPeliwo – Petr Bar BiryukovBar Biryukov (6-1 6-2) – See score progression
• Sho ShimabukuroShimabukuro – James WattWatt (6-4 3-6 6-2) – See score progression
• Yasutaka UchiyamaUchiyama – Yuta KikuchiKikuchi (6-2 5-7 6-1) – See score progression
• Tsung-Hao HuangHuang – Kaito UesugiUesugi (6-1 6-7(4) 3-2 ret.) – See score progression
• Kaichi UchidaUchida – Luca CastelnuovoCastelnuovo (7-6(4) 6-3) – See score progression
• Rio NoguchiNoguchi – Linang XiaoXiao (7-6(6) 6-1) – See score progression

Upcoming matches in the draw

• Hiroki MoriyaMoriya – Oliver CrawfordCrawford (0-0) – H2H and prediction
• Yasutaka UchiyamaUchiyama – Tsung-Hao HuangHuang (0-0) – H2H and prediction
• Filip PeliwoPeliwo – Sho ShimabukuroShimabukuro (0-0) – H2H and prediction
• Kaichi UchidaUchida – Rio NoguchiNoguchi (1-3) – H2H and prediction
• Fajing SunSun – Sanhui ShinShin (1-1) – H2H and prediction