Haijun Tan (谭海俊)

Region	WCA ID	Gender	Competitions	Completed Solves
China	2011TANH01	Male	31	496

Current Personal Records

Event	NR	CR	WR	Single	Average	WR	CR	NR
3x3x3 Cube	3403	9481	25559	10.60	14.25	36282	13962	5084
2x2x2 Cube	5495	17497	60307	4.50	5.22	33990	10175	3348
4x4x4 Cube	2210	6089	17300	47.23	57.80	20738	7274	2653
5x5x5 Cube	1114	3225	9692	1:26.39	1:31.04	8232	2793	977
6x6x6 Cube	477	1222	3706	2:23.03	2:33.51	3712	1221	480
7x7x7 Cube	274	700	1983	3:14.03	3:17.19	1644	588	235
3x3x3 Blindfolded	64	157	467	29.63	36.72	371	120	50
3x3x3 One-Handed	4058	12364	34338	30.43
Clock	1163	3796	16148	16.02	19.67	15711	3664	1130
Megaminx	917	2890	10646	1:35.08	1:40.04	9212	2514	813
Pyraminx	751	2222	8222	3.76	7.23	12950	3772	1349
Skewb	1447	4405	17232	5.78	7.23	10010	2807	965
Square-1	1048	3564	16003	39.52	59.37	16269	3634	1025
4x4x4 Blindfolded	13	40	125	2:36.08	4:24.93	130	39	12
5x5x5 Blindfolded	22	63	202	9:07.91
3x3x3 Multi-Blind	15	42	176	21/21 56:37

Medal Collection

Gold	Silver	Bronze
0	8	7

Competition	Round	Place	Single	Average	Solves
3x3x3 Cube
Foshan Open 2026	Second round	249	12.54	14.25	15.22	14.56	15.10	13.10	12.54
	First round	285	11.54	14.53	16.23	11.54	13.35	14.13	16.10
Guangdong Open - Revival & Rival 2026	First round	504	10.60	17.27	15.30	16.96	10.60	22.26	19.54
Guangdong Open 2021	First round	152	13.49	14.61	18.29	14.97	13.49	14.33	14.54
Guangzhou Panyu Afternoon 2021	Second round	60	12.97	14.59	16.25	12.97	15.39	14.87	13.51
	First round	67	14.57	14.87	16.17	15.19	14.57	14.66	14.77
Shenzhen Cubing 10th Anniversary 2019	Second round	196	13.95	17.37	17.77	17.49	16.86	18.79	13.95
	First round	180	15.13	15.92	15.22	16.40	16.64	16.14	15.13
GDSY Open 2018	Second round	70	13.47	15.37	17.15	13.47	15.86	14.98	15.28
	First round	86	13.72	17.00	17.92	17.07	19.82	13.72	16.00
China's 10th Anniversary Championship 2017	Second round	202	14.98	17.41	18.98	17.04	16.67	14.98	18.51
	First round	232	10.86	17.99	18.57	21.04	15.86	19.54	10.86
Guangdong Open 2014	Second round	84	19.50	20.69	21.26	22.64	21.20	19.62	19.50
	First round	94	17.06	19.55	19.67	17.06	20.95	29.39	18.03
Guangzhou CCSA Championship 2013	First round	70	16.56	20.34	19.05	21.91	16.56	22.78	20.06
Guangzhou SCAU Open 2013	First round	21	18.18	19.19	18.55	18.18	19.31	19.72	22.75
Guangzhou HEMC Cubing Movement 2012	First round	23	17.43	21.14	19.99	20.90	1:32.60	17.43	22.54
Guangdong Open 2012	First round	41	15.02	18.98	19.53	18.33	15.02	19.08	22.15
Guangzhou SCUT 2012	First round	32	18.16	21.32	18.16	22.05	26.84	19.71	22.19
Guangzhou Winter 2011	First round	33	18.75		19.77	19.90	18.75
2x2x2 Cube
Foshan Open 2026	Second round	141	6.32	7.33	8.39	6.65	10.07	6.96	6.32
	First round	135	4.50	5.22	5.57	4.50	4.89	6.19	5.19
Guangdong Open 2021	First round	132	7.95	8.38	9.37	8.15	8.11	8.88	7.95
Shenzhen Cubing 10th Anniversary 2019	First round	146	5.94	6.54	6.79	5.94	6.66	9.75	6.17
Parity Open 2015	First round	29	7.06	12.77	11.99	17.21	11.28	15.03	7.06
4x4x4 Cube
Guangzhou Big Cubes 2026	First round	95	47.23	57.80	59.94	47.23	57.36	56.09	1:03.08
Foshan Open 2026	First round	154	57.92		DNF	57.92
Guangdong Open - Revival & Rival 2026	First round	252	58.47		1:05.55	58.47
Guangdong Open 2021	First round	87	58.51		1:00.42	58.51
Shenzhen Cubing 10th Anniversary 2019	First round	129	1:01.30		1:07.95	1:01.30
Guangdong Open 2018	First round	58	1:06.88	1:12.14	1:18.18	1:08.20	1:12.37	1:15.85	1:06.88
Guangzhou CCSA Championship 2013	First round	43	1:17.37		1:17.37	1:23.73
Guangzhou SCAU Open 2013	Final	16	1:16.76	1:19.15	1:19.16	1:27.74	1:16.95	1:21.34	1:16.76
Guangzhou Winter 2011	Final	19	1:09.50	1:25.14	1:23.83	1:41.25	1:09.50	1:36.91	1:14.68
5x5x5 Cube
Guangzhou Big Cubes 2026	First round	81	1:26.39	1:31.04	1:29.60	1:37.70	1:26.39	1:34.84	1:28.69
Guangdong Open - Revival & Rival 2026	First round	156	1:33.43		1:33.43	1:39.71
Shenzhen Cubing 10th Anniversary 2019	First round	49	1:27.17	1:32.46	1:41.48	1:34.71	1:27.17	1:29.77	1:32.89
Big 'n Blind Guangzhou 2018	First round	35	1:29.20	1:35.77	1:41.92	1:32.56	1:32.84	1:42.15	1:29.20
GDSY Open 2018	First round	30	1:36.02	1:39.83	1:36.09	1:38.62	1:44.78	1:55.16	1:36.02
China's 10th Anniversary Championship 2017	First round	56	1:33.72	1:40.14	1:38.93	1:33.72	1:44.02	1:44.21	1:37.48
Cross-strait Cubing Exchange 2016	First round	41	1:43.64	1:49.59	1:43.64	1:50.85	2:01.84	1:46.58	1:51.33
Cube of Prime Numbers 2015	Second round	23	2:01.97	2:25.02	DNF	2:01.97	2:41.31	2:15.43	2:18.31
	First round	21	1:40.58	1:54.40	2:05.72	1:57.86	1:47.22	1:58.11	1:40.58
Guangdong Open 2014	First round	27	1:57.10		1:57.10	2:10.68
Guangzhou Big Cubes 2013	First round	11	1:36.42	1:55.46	2:09.93	1:36.42	1:57.47	1:49.38	1:59.53
Guangdong Open 2013	First round	15	1:43.41	1:56.36	1:59.00	2:06.97	1:58.97	1:51.11	1:43.41
Guangzhou CCSA Championship 2013	Final	13	1:46.33	1:53.65	1:46.33	1:52.61	1:53.25	1:55.09	2:00.87
Guangzhou SCAU Open 2013	Final	6	1:46.52	1:55.89	1:58.34	2:00.86	1:54.62	1:54.72	1:46.52
Guangzhou HEMC Cubing Movement 2012	Final	5	1:50.53	2:05.75	2:18.78	1:50.53	2:04.80	2:10.59	2:01.86
Guangdong Open 2012	First round	16	2:00.86	2:10.90	2:18.80	2:25.47	2:00.86	2:01.05	2:12.86
Guangzhou SCUT 2012	Final	8	1:57.77	2:06.61	2:04.93	1:59.47	1:57.77	2:21.18	2:15.44
6x6x6 Cube
Guangzhou Big Cubes 2026	First round	57	2:30.31	2:34.63	2:40.52	2:33.05	2:30.31
Guangdong Open - Revival & Rival 2026	First round	80	2:23.03	2:33.51	2:46.97	2:30.53	2:23.03
Guangdong Open 2021	First round	22	2:24.93	2:38.12	2:35.20	2:24.93	2:54.23
Shenzhen Cubing 10th Anniversary 2019	First round	30	2:49.06	2:53.94	2:59.91	2:52.85	2:49.06
GDSY Open 2018	Final	21	2:44.09	2:54.30	2:53.48	2:44.09	3:05.33
Guangdong Open 2014	Final	19	4:54.49		4:54.49
Guangzhou Big Cubes 2013	Final	11	3:34.98	DNF	3:34.98	3:47.46	DNF
Guangdong Open 2013	Final	10	3:49.37		3:49.37
Guangdong Open 2012	Final	5	3:39.28	3:50.32	3:48.84	4:02.84	3:39.28
7x7x7 Cube
Guangzhou Big Cubes 2026	First round	41	3:18.97	3:22.35	3:18.97	3:28.76	3:19.31
Guangdong Open - Revival & Rival 2026	First round	57	3:14.08	3:23.91	3:22.36	3:35.29	3:14.08
Guangdong Open 2021	Final	10	3:14.03	3:17.19	3:14.03	3:18.21	3:19.33
	First round	12	3:16.08	3:26.55	3:25.65	3:16.08	3:37.93
Big 'n Blind Guangzhou 2019	First round	13	3:24.07	3:30.60	3:39.60	3:24.07	3:28.12
Shenzhen Cubing 10th Anniversary 2019	First round	17	3:19.32	3:28.44	3:37.07	3:19.32	3:28.94
Big 'n Blind Guangzhou 2018	First round	16	3:22.59	3:37.92	3:44.59	3:46.59	3:22.59
Guangdong Open 2018	Final	10	3:42.20	3:46.95	3:43.13	3:55.53	3:42.20
	First round	10	3:39.22	3:45.09	3:39.83	3:56.22	3:39.22
GDSY Open 2018	Final	10	3:36.38	3:43.60	3:45.24	3:49.17	3:36.38
Big 'n Blind 2017	First round	10	3:37.34	3:46.44	3:54.08	3:37.34	3:47.89
China's 10th Anniversary Championship 2017	First round	18	3:38.27	3:54.30	4:03.29	3:38.27	4:01.34
Big 'n Blind 2016	First round	10	3:53.05	3:55.65	3:53.05	3:59.60	3:54.30
Cross-strait Cubing Exchange 2016	Final	24	3:47.12	DNF	3:56.84	3:47.12	DNF
China Championship 2015	Final	10	3:41.04	3:58.12	3:41.04	4:13.39	3:59.94
	First round	14	3:52.26	3:57.15	3:58.72	3:52.26	4:00.47
Cube of Prime Numbers 2015	Final	7	3:53.53	3:59.31	3:53.53	3:56.84	4:07.55
	First round	8	4:08.88	4:12.58	4:16.47	4:08.88	4:12.40
Guangdong Open 2014	Final	9	4:04.69	4:14.57	4:31.07	4:07.94	4:04.69
Guangzhou Big Cubes 2013	Final	7	4:14.93	4:21.91	4:30.50	4:14.93	4:20.30
Guangdong Open 2013	Final	6	4:33.16	4:41.82	4:45.96	4:33.16	4:46.34
Guangzhou HEMC Cubing Movement 2012	Final	2	4:48.47	4:52.53	4:48.47	4:57.12	4:52.00
Guangdong Open 2012	Final	4	4:29.90	4:51.82	4:57.78	5:07.78	4:29.90
Guangzhou Cube Day 2011	Final	4	5:12.83	5:28.21	5:15.55	5:56.25	5:12.83
3x3x3 Blindfolded
Guangdong Open - Revival & Rival 2026	Final	14	34.28	DNF	35.48	DNF	34.28	DNF	DNF
	First round	12	29.63	DNF	DNF	DNF	DNF	29.63	DNF
Guangzhou 3x3 Quiet Day 2025	Final	10	45.20	DNF	45.20	DNF	DNF
	Second round	10	35.30	DNF	DNF	35.30	DNF
	First round	13	40.52	DNF	42.63	40.52	DNF
Guangzhou Quiet Day 2024	Final	4	31.95	36.72	31.95	42.40	35.81
	First round	5	33.40	DNF	33.40	44.23	DNF
Guangdong Open 2021	Final	9	38.53	DNF	38.53	DNF	DNF
	First round	8	39.77	40.67	41.21	39.77	41.04
Big 'n Blind Guangzhou 2019	Final	7	39.78	DNF	DNF	39.78	DNF
	First round	8	39.56	45.05	39.56	46.02	49.58
Shenzhen Cubing 10th Anniversary 2019	Final	5	36.86	DNF	DNF	48.10	36.86
	Second round	5	51.82	DNF	DNF	51.82	DNF
	First round	6	55.68	DNF	55.68	DNF	DNF
Big 'n Blind Guangzhou 2018	Final	4	45.96	DNF	DNF	DNF	45.96
	First round	6	50.39	DNF	DNF	50.39	DNF
Guangdong Open 2018	Final	3	42.34	DNF	1:00.25	42.34	DNF
	First round	3	1:02.62	DNF	1:06.24	1:02.62	DNF
GDSY Open 2018	Final	5	45.20	DNF	DNF	DNF	45.20
	First round	6	50.96	DNF	50.96	DNF	DNF
Big 'n Blind 2017	Final	5	55.43	DNF	DNF	1:28.62	55.43
	First round	6	1:17.62	DNF	DNF	DNF	1:17.62
China's 10th Anniversary Championship 2017	Final	12	DNF	DNF	DNF	DNF	DNF
	First round	8	1:00.04	1:03.91	1:09.22	1:00.04	1:02.46
Big 'n Blind 2016	First round	11	1:50.94	DNF	1:50.94	DNF	DNF
Cross-strait Cubing Exchange 2016	Final	6	1:16.80	DNF	DNF	DNF	1:16.80
Guangzhou Rubik's Cube Days 2016	Final	4	1:16.74	DNF	1:26.48	1:16.74	DNF
	First round	4	1:26.51	DNF	DNF	1:35.01	1:26.51
Cube of Prime Numbers 2015	Final	6	1:33.25	DNF	DNF	DNF	1:33.25
	First round	5	1:35.03	DNF	1:35.03	DNF	DNF
Guangdong Open 2014	Final	6	2:10.28	DNF	DNF	2:10.28	DNF
	First round	4	1:55.43	DNF	DNF	3:14.08	1:55.43
3x3x3 One-Handed
Foshan Open 2026	First round	141	30.43		30.43	31.54
Clock
Guangzhou Special 2026	First round	57	16.02	19.67	20.91	16.02	20.79	17.30	DNF
Megaminx
Cross-strait Cubing Exchange 2016	Final	19	1:35.08	1:40.04	DNF	1:39.11	1:35.08	1:40.51	1:40.51
Pyraminx
Foshan Open 2026	Second round	69	8.29	9.48	11.30	9.70	10.03	8.72	8.29
	First round	73	6.41	9.58	9.68	10.04	9.01	6.41	10.29
Guangdong Open 2021	First round	40	7.29	8.78	8.16	8.66	9.52	7.29	12.39
Guangzhou Panyu Afternoon 2021	First round	25	3.76	7.23	9.54	7.91	8.25	3.76	5.54
Guangdong Open 2018	Second round	25	9.14	9.87	9.96	9.14	10.32	9.32	11.18
	First round	23	7.30	8.88	7.30	8.44	10.28	7.93	11.63
GDSY Open 2018	First round	43	7.67	10.98	9.50	9.93	13.52	13.74	7.67
Cross-strait Cubing Exchange 2016	First round	57	10.97	14.43	14.36	15.00	14.72	14.21	10.97
Skewb
Foshan Open 2026	Second round	61	9.02	11.69	9.97	13.19	11.92	9.02	DNF
	First round	63	6.57	11.32	14.18	11.04	11.88	6.57	11.04
Guangdong Open 2021	First round	38	8.83	10.88	8.83	9.81	13.56	20.61	9.28
Guangzhou Panyu Afternoon 2021	First round	25	5.78	7.23	5.78	8.77	6.67	6.26	10.30
Guangdong Open 2018	First round	28	11.87	16.66	24.92	13.30	11.87	18.91	17.76
GDSY Open 2018	First round	41	11.00	13.78	12.25	11.92	17.17	19.33	11.00
Cross-strait Cubing Exchange 2016	First round	44	20.78		20.78	DNF
Square-1
Parity Open 2015	First round	14	39.52	59.37	1:02.69	57.58	39.52	57.83	1:06.40
4x4x4 Blindfolded
Guangdong Open - Revival & Rival 2026	Final	5	2:36.08	DNF	3:11.84	DNF	2:36.08
Guangzhou Quiet Day 2024	Final	10	DNF	DNF	DNF	DNF	DNF
Guangdong Open 2021	Final	2	3:12.22	DNF	DNF	3:22.99	3:12.22
Big 'n Blind Guangzhou 2019	Final	5	3:09.41	4:24.93	3:49.97	3:09.41	6:15.42
Big 'n Blind Guangzhou 2018	Final	4	4:34.96	DNF	DNF	5:17.91	4:34.96
Guangdong Open 2018	Final	4	DNF	DNF	DNF	DNF	DNF
Big 'n Blind 2017	Final	2	5:52.49	DNF	DNF	5:52.49	DNF
Big 'n Blind 2016	Final	4	7:12.08	DNF	DNF	DNF	7:12.08
Parity Open 2015	Final	3	7:38.65	DNF	7:38.65	DNF	DNF
China Championship 2015	Final	8	17:01.00	DNF	DNF	DNF	17:01.00
5x5x5 Blindfolded
Guangdong Open - Revival & Rival 2026	Final	11	DNF	DNF	DNF	DNF	DNF
Guangzhou Quiet Day 2024	Final	2	9:07.91	DNF	DNF	9:07.91	DNF
Guangdong Open 2021	Final	4	10:32.00	DNF	10:32.00	DNF	DNF
Big 'n Blind Guangzhou 2019	Final	9	DNF	DNF	DNF	DNF	DNF
Big 'n Blind Guangzhou 2018	Final	4	13:00.00	DNF	DNF	DNF	13:00.00
Guangdong Open 2018	Final	4	DNF	DNF	DNF	DNF	DNF
Big 'n Blind 2017	Final	3	15:57.00	DNF	DNF	20:07.00	15:57.00
Big 'n Blind 2016	Final	2	DNF	DNF	DNF	DNF	DNF
China Championship 2015	Final	3	28:25.00	DNF	28:25.00	DNF	DNF
Cube of Prime Numbers 2015	Final	2	DNF	DNF	DNF	DNF	DNS
3x3x3 Multi-Blind
Guangdong Open - Revival & Rival 2026	Final	3	21/21 56:37		21/21 56:37
Guangzhou 3x3 Quiet Day 2025	Final	5	19/20 57:18		18/19 57:11	19/20 57:18
Guangzhou Quiet Day 2024	Final	2	16/20 59:32		16/20 59:32
Guangdong Open 2021	Final	2	15/20 57:45		15/20 57:45
Big 'n Blind Guangzhou 2019	Final	2	16/18 57:39		15/18 56:34	16/18 57:39
Big 'n Blind Guangzhou 2018	Final	5	11/17 1:00:00		11/17 1:00:00	10/16 1:00:00
Big 'n Blind 2017	Final	3	14/14 58:47		14/14 58:47	12/15 1:00:00
Big 'n Blind 2016	Final	2	12/13 57:21		8/13 1:00:00	12/13 57:21
Guangzhou Rubik's Cube Days 2016	Final	3	10/11 56:57		10/11 56:57	10/11 57:51
China Championship 2015	Final	6	10/10 57:50		10/10 57:50	9/11 59:54
Cube of Prime Numbers 2015	Final	5	7/8 56:53		6/8 1:00:00	7/8 56:53
Guangdong Open 2014	Final	4	5/5 46:33		5/5 46:33

Greater China Championship Podiums

Event	Place	Single	Average	Solves
China Championship 2015
5x5x5 Blindfolded	3	28:25.00	DNF	28:25.00	DNF	DNF