2025 Asian Dragons International Invitation Chess Tournament-Open

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27 players participated in this 9-round tournament, held from 11 Jul 2025 to 15 Jul 2025 in Taipei, Chinese Taipei. 4 titled players from 8 federations. Top 10 Elo average was 1964, and top seed was Aleksandr Domalchuk-Jonasson (🇮🇸 ISL, IM, 2367).

Aleksandr Domalchuk-Jonasson (🇮🇸 ISL, IM, 2367) won with 9.0/9, ahead of Brian Surjaya (6.5) and I Wayan Ekanata Darma Pradnyana (6.0). Domalchuk-Jonasson won solo starting round 4.

The biggest upset came in round 6: Jing Xuan Alyssa Ng (1678) beat Akira Watanabe (FM, 2284), a +606-point gap.

Location

🇹🇼Taipei, Chinese Taipei

Dates

11 Jul 2025 → 15 Jul 2025

Time control

Standard: 90 minutes for game with 30 seconds delay from move 1

System

Swiss · 9 rounds

Top seed

🇮🇸IMAleksandr Domalchuk-Jonasson2367

Avg top 10

1,964

Participants

Titled players · 4

IM×1

FM×1

WFM×1

WCM×1

Federations · 8 represented

🇹🇼Chinese Taipei×11

🇸🇬Singapore×4

🇯🇵Japan×3

🇮🇩Indonesia×2

🇲🇴Macau China×2

🇰🇷South Korea×2

🇭🇰Hong Kong China×1

🇮🇸Iceland×1

Top 3

🥇
IMAleksandr Domalchuk-Jonasson
🇮🇸ISL·2367
9.0pts·2769perf+7.3
🥈
Brian Surjaya
🇮🇩INA·1938
6.5pts·2159perf+82.8
🥉
I Wayan Ekanata Darma Pradnyana
🇮🇩INA·1988
6.0pts·2075perf+38.4

How it unfolded

Top 6 · 9 rounds

IM Aleksandr Domalchuk-Jonasson led from R4; +2.5-point edge over the runner-up.

Co-leaders

Domalchuk-Jonasson9Surjaya6.5Pradnyana6Ng5.5Fang5Conan5

R4–R9 · LEAD HELD

IM Aleksandr Domalchuk-Jonasson never relinquished the lead after R4; final gap +2.5 over the runner-up.

R5 · HEAD-TO-HEAD · WINNER VS 2ND

IM Aleksandr Domalchuk-Jonasson beat Brian Surjaya (Black).

WIN STREAKS · 3 top finishers

IM Aleksandr Domalchuk-Jonasson 9 wins (R1–R9)Brian Surjaya 3 wins (R7–R9)I Wayan Ekanata Darma Pradnyana 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1IMAleksandr Domalchuk-Jonasson	*	1	1	1
2Brian Surjaya	0	*	— 1	1
3I Wayan Ekanata Darma Pradnyana	0	— 0	*	—
4Jing Xuan Alyssa Ng	0	0	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Domalchuk-Jonasson, AleksandrIM	2367	ISL	+20N	+22B	+5N	+3B	+2N	+6B	+4N	+8N	+15B	9.0	40.0	43.0	43.00	2769	+7.3
2	Surjaya, Brian	1938	INA	+17B	=9N	+4B	+10N	−1B	F	+3N	+5B	+6B	6.5	45.5	49.5	32.25	2159	+82.8
3	I Wayan Ekanata Darma Pradnyana	1988	INA	+23N	+19B	+10N	−1N	+8B	F	−2B	+13N	+12B	6.0	43.5	46.5	24.50	2075	+38.4
4	Ng, Jing Xuan Alyssa	1678	SGP	=11N	+27B	−2N	+22B	=19N	+10B	−1B	=7N	+8B	5.5	40.5	42.0	20.00	1898	+97.2
5	Huang,Hsuan-Chen	1738	TPE	+16B	+26N	−1B	=21N	=7B	=8N	+12B	−2N	=10B	5.0	41.5	43.5	19.25	1852	+19.4
6	Fang, KunWFM	1845	SGP	+24N	−8B	+22N	+14B	+9N	−1N	=7B	=16B	−2N	5.0	41.0	43.5	19.00	1833	-5.0
7	Conan, Wong	1762	SGP	=27N	=11B	=19N	+23B	=5N	=9B	=6N	=4B	=16N	5.0	35.0	36.5	19.75	1763	-0.4
8	Leung, Ian Kei	1624	MAC	+25B	+6N	−9B	+16N	−3N	=5B	+19N	−1B	−4N	4.5	42.5	44.5	17.00	1778	+66.8
9	Tang, Tsz Sang	1673	HKG	+14N	=2B	+8N	=11B	−6B	=7N	=16B	F	=13N	4.5	38.5	42.5	21.25	1815	+30.2
10	Watanabe, AkiraFM	2284	JPN	+12B	+13N	−3B	−2B	+20N	−4N	+22B	F	=5N	4.5	38.5	38.5	18.00	1947	-55.2
11	Lai, Hong-Yi	1843	TPE	=4B	=7N	+12B	=9N	−16B	=13N	−15B	=19N	+25B	4.5	35.5	37.5	18.00	1719	-59.2
12	Wang, Chang-Hui	1732	TPE	−10N	+18B	−11N	+27B	+14N	=19B	−5N	+20B	−3N	4.5	35.5	37.0	15.25	1827	+39.6
13	LEONG SENG U	1704	MAC	+18N	−10B	=20N	−19B	+23N	=11B	+17N	−3B	=9B	4.5	34.5	37.5	17.25	1814	+46.8
14	Takenouchi, Atsushi	1814	JPN	−9B	+17N	+26B	−6N	−12B	−15N	+24B	+21N	=19B	4.5	31.5	33.5	13.75	1714	-22.2
15	Hung, Shengchen	1865	TPE	−22N	=20B	−23N	=18B	+26N	+14B	+11N	F	−1N	4.0	36.0	38.0	14.75	1800	-30.4
16	Tsai, Chia-Chen	1642	TPE	−5N	F	+25B	−8B	+11N	=17B	=9N	=6N	=7B	4.0	34.5	34.5	15.75	1743	+42.0
17	Wu, Pei-Ti	1718	TPE	−2N	−14B	=18N	F	+25B	=16N	−13B	+22B	+20N	4.0	32.0	32.0	12.50	1767	+20.4
18	Tokuni, Shun	1860	JPN	−13B	−12N	=17B	=15N	+24B	=20N	−21B	=25N	+27N	4.0	28.5	30.0	10.75	1701	-38.0
19	Wu, Chen- Hao	1678	TPE	F	−3N	=7B	+13N	=4B	=12N	−8B	=11B	=14N	3.5	39.0	42.5	16.50	1725	+17.2
20	Lee, Onbin	1735	KOR	−1B	=15N	=13B	+24N	−10B	=18B	+23N	−12N	−17B	3.5	37.5	40.0	11.75	1762	+1.6
21	Murray, Tristan Alexander	1836	TPE	F	=23B	+27N	=5B	F	−22N	+18N	−14B	=26N	3.5	26.5	26.5	10.50	1751	-28.8
22	Lee, Donghyun C	1706	KOR	+15B	−1N	−6B	−4N	+27B	+21B	−10N	−17N	F	3.0	37.0	37.0	9.00	1765	+6.8
23	Espillaga, Facundo	1728	PAR	−3B	=21N	+15B	−7N	−13B	+25N	−20B	=26N	−24B	3.0	31.0	33.0	8.75	1651	-33.6
24	Chan, Wen Hui Ryan	1703	SGP	−6B	−25N	F	−20B	−18N	+26B	−14N	=27B	+23N	2.5	25.5	25.5	5.75	1539	-27.8
25	Lee , Tung-Jung	1738	TPE	−8N	+24B	−16N	=26B	−17N	−23B	F	=18B	−11N	2.0	28.5	28.5	5.50	1501	-41.4
26	Yen, Yu-Ting	0	TPE	F	−5B	−14N	=25N	−15B	−24N	=27N	=23B	=21B	2.0	26.0	26.0	5.00	1568	0.0
27	Wong, Linda JaneWCM	1660	TPE	=7B	−4N	−21B	−12N	−22N	F	=26B	=24N	−18B	1.5	30.0	30.0	4.75	1445	-32.2

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Ng, Jing Xuan AlyssaSGP
+97.2
5.5 pts · #4
2Surjaya, BrianINA
+82.8
6.5 pts · #2
3Leung, Ian KeiMAC
+66.8
4.5 pts · #10

Top rating losers

1Lai, Hong-YiTPE
-59.2
4.5 pts · #11
2Watanabe, AkiraFMJPN
-55.2
4.5 pts · #7
3Lee , Tung-JungTPE
-41.4
2.0 pts · #25

Biggest upsets

R6+606 Elo gap
Ng, Jing Xuan Alyssa1678 beat FMWatanabe, Akira2284
R4+346 Elo gap
Surjaya, Brian1938 beat FMWatanabe, Akira2284
R3+296 Elo gap
I Wayan Ekanata Darma Pradnyana1988 beat FMWatanabe, Akira2284