Jiayin Xu (徐嘉胤)

Region	WCA ID	Gender	Competitions	Completed Solves
China	2018XUJI04	Male	5	213

Event	NR	CR	WR	Single	Average	WR	CR	NR
3x3x3 Cube	5695	15678	41201	12.18	14.34	37979	14821	5433
2x2x2 Cube	2896	9304	33367	3.31	4.03	14552	4194	1349
4x4x4 Cube	2678	7430	21145	50.41	56.07	19602	6967	2555
5x5x5 Cube	2261	6904	22883	2:11.26
3x3x3 One-Handed	3353	9713	26068	25.46	27.91	20330	7863	2852
Clock	1424	4765	20496	19.79	20.80	17028	4010	1226
Megaminx	914	2919	10611	1:33.77	1:45.62	10602	2918	916
Pyraminx	283	809	3058	2.57	6.02	8011	2373	863
Skewb	1236	3769	14654	5.24	6.25	6800	1849	643

Competition	Round	Place	Single	Average	Solves
3x3x3 Cube
Hefei Open 2025	Second round	113	13.07	15.06	14.02	15.07	16.08	13.07	18.95
	First round	114	12.40	14.34	12.75	17.57	12.40	14.42	15.84
AHAU Open 2019	Second round	17	13.67	14.58	13.67	14.75	14.98	14.01	16.58
	First round	22	12.52	16.42	15.92	17.57	15.77	12.52	18.15
Hefei Spring 2019	Second round	73	12.18	17.28	19.17	14.75	19.49	12.18	17.91
	First round	46	12.98	15.05	16.65	15.13	15.09	14.92	12.98
Hefei Summer 2018	Second round	78	14.33	16.88	14.33	17.65	15.69	19.03	17.30
	First round	93	16.12	17.63	16.12	16.28	18.25	20.84	18.37
Nanjing Spring 2018	First round	139	17.62	19.35	20.05	20.18	19.01	17.62	18.98
2x2x2 Cube
Hefei Open 2025	First round	73	4.26	5.53	7.01	5.39	4.26	6.16	5.03
AHAU Open 2019	Final	8	3.31	4.03	5.25	4.40	3.31	3.62	4.07
	First round	10	3.88	4.67	3.88	4.77	5.02	7.13	4.22
Hefei Spring 2019	Second round	26	3.45	4.78	6.19	3.45	4.43	4.70	5.22
	First round	46	4.35	5.93	DNF	6.24	5.59	5.97	4.35
Hefei Summer 2018	Second round	47	3.91	5.04	4.40	5.47	5.99	5.25	3.91
	First round	54	4.66	5.71	6.02	5.81	4.66	5.29	6.33
Nanjing Spring 2018	Second round	67	4.73	6.15	4.73	5.86	5.59	6.99	7.58
	First round	75	5.25	5.91	6.08	6.54	5.25	6.35	5.31
4x4x4 Cube
Hefei Spring 2019	Second round	33	50.41	56.07	1:04.44	50.41	58.04	52.74	57.43
	First round	36	54.48	59.46	1:01.57	1:01.47	54.48	1:01.15	55.76
Hefei Summer 2018	First round	54	54.87	1:02.04	1:09.04	54.87	1:06.00	1:02.57	57.56
Nanjing Spring 2018	First round	81	1:12.68		DNF	1:12.68
5x5x5 Cube
Hefei Spring 2019	First round	34	2:11.26		2:17.31	2:11.26
3x3x3 Blindfolded
Hefei Spring 2019	First round	12	DNF	DNF	DNF	DNF	DNF
3x3x3 One-Handed
Hefei Open 2025	First round	63	35.24		35.24	39.18
AHAU Open 2019	Final	17	25.47	28.58	29.23	25.47	30.80	25.70	31.07
Hefei Spring 2019	First round	27	25.46	27.91	30.91	25.92	32.85	26.89	25.46
Nanjing Spring 2018	First round	88	37.97	39.80	41.35	38.78	DNF	37.97	39.27
Clock
Hefei Spring 2019	First round	24	19.79	20.80	21.55	19.79	20.45	24.81	20.39
Megaminx
Hefei Spring 2019	First round	19	1:33.77	1:45.62	1:46.26	2:05.57	1:33.77	1:50.72	1:39.89
Nanjing Spring 2018	First round	30	2:13.90		2:13.90	2:26.70
Pyraminx
Hefei Open 2025	Final	23	5.48	7.43	7.78	8.04	5.48	6.48	10.53
	First round	22	4.41	6.30	4.41	9.31	6.63	5.38	6.90
AHAU Open 2019	Final	8	5.09	7.14	8.62	6.66	7.46	7.30	5.09
	First round	10	5.79	6.98	6.26	7.45	9.64	5.79	7.24
Hefei Spring 2019	Final	13	5.20	6.02	5.20	7.75	5.71	5.31	7.04
	Second round	10	2.57	6.11	7.36	7.91	5.08	2.57	5.90
	First round	18	5.26	7.00	7.33	5.26	DNF	6.80	6.88
Hefei Summer 2018	First round	35	6.41	8.32	7.27	8.99	8.83	6.41	8.86
Nanjing Spring 2018	Second round	30	6.17	7.72	6.17	6.26	8.70	9.28	8.19
	First round	33	6.03	7.85	8.89	6.77	10.52	7.89	6.03
Skewb
Hefei Open 2025	First round	35	6.43	11.00	11.81	12.90	8.47	12.72	6.43
AHAU Open 2019	Final	6	6.07	7.07	9.33	6.07	6.22	7.48	7.52
	First round	6	5.24	6.25	6.52	6.38	5.84	5.24	DNF
Hefei Spring 2019	Final	11	6.39	7.41	6.92	8.85	6.39	7.18	8.12
	First round	14	6.55	7.75	6.94	7.57	8.74	9.74	6.55
Nanjing Spring 2018	First round	30	7.40	8.90	8.49	8.64	9.58	7.40	10.19
Square-1
AHAU Open 2019	Final	9	DNF		DNF	DNF
Hefei Spring 2019	Final	15	DNF		DNF	DNF

Current Personal Records