Zhenyu Cai (蔡镇宇)

Region	WCA ID	Gender	Competitions	Completed Solves
China	2019CAIZ05	Male	13	339

Event	NR	CR	WR	Single	Average	WR	CR	NR
3x3x3 Cube	341	909	2642	6.63	9.17	4834	1770	660
2x2x2 Cube	909	3041	12187	2.26	3.26	6242	1683	513
4x4x4 Cube	56	166	494	24.71	27.31	270	95	34
5x5x5 Cube	55	205	574	49.15	51.30	283	112	28
6x6x6 Cube	100	292	827	1:43.42	1:48.23	687	245	72
7x7x7 Cube	129	334	899	2:45.62	2:52.41	805	312	117
3x3x3 One-Handed	389	1139	3306	13.16	15.85	2628	964	347
Clock	283	1040	4325	7.74	17.67	13935	3271	1004
Megaminx	23	98	347	37.47	39.03	184	50	12
Pyraminx	1023	2989	11075	4.23	7.23	12933	3767	1345
Square-1	399	1430	6133	18.65	23.75	5335	1301	368

Gold	Silver	Bronze
0	0	1

Competition	Round	Place	Single	Average	Solves
3x3x3 Cube
Guangzhou Small Cubes 2025	Second round	60	6.63	10.31	12.13	10.17	11.00	9.76	6.63
	First round	46	8.19	9.47	9.70	12.31	8.19	10.00	8.70
Guilin Open 2025	Second round	26	7.36	9.35	7.36	8.20	11.66	8.93	10.92
	First round	21	8.38	9.43	9.42	9.79	9.09	8.38	10.71
Jiangmen Open 2025	Second round	44	7.98	9.39	9.34	7.98	9.35	9.49	9.75
	First round	45	8.35	9.17	8.36	10.73	10.27	8.35	8.88
Jieyang Good Afternoon 2021	First round	11	9.89	10.72	10.49	11.20	13.56	9.89	10.46
Jieyang Winter 2020	Second round	28	10.62	11.69	12.25	14.02	11.71	10.62	11.10
	First round	34	7.93	12.91	13.58	14.08	12.49	12.66	7.93
Zhongshan NxN Speedcubing 2019	Second round	28	11.40	13.13	11.40	12.22	14.85	12.33	DNF
	First round	23	11.40	11.82	11.45	11.84	14.00	11.40	12.17
Jieyang Open 2019	Second round	54	13.17	15.38	16.89	13.17	14.12	15.13	DNF
	First round	45	11.61	14.00	14.20	15.32	11.61	18.42	12.48
2x2x2 Cube
Canton Countdown 2025	Final	10	2.54	4.79	15.92	4.12	7.28	2.54	2.98
	First round	10	3.08	3.63	6.86	3.45	3.08	3.88	3.56
Guangzhou Small Cubes 2025	Semi Final	32	3.22	3.54	3.78	3.60	3.65	3.22	3.37
	Second round	35	2.27	3.26	5.73	2.27	2.90	4.41	2.48
	First round	36	2.56	3.73	3.33	5.01	4.29	3.56	2.56
Guilin Open 2025	First round	33	2.26	4.23	2.26	6.28	5.34	3.05	4.29
Jiangmen Open 2025	First round	30	2.73	3.47	2.73	5.48	3.71	3.98	2.73
Jieyang Winter 2020	First round	17	2.81	4.40	2.81	6.61	4.75	4.19	4.25
Zhongshan NxN Speedcubing 2019	First round	21	3.70	4.85	5.32	5.05	3.70	4.30	5.20
Jieyang Open 2019	First round	38	3.46	5.70	5.82	6.24	6.34	3.46	5.04
4x4x4 Cube
Liuzhou Open 2026	Final	6	28.03	31.76	29.05	31.98	34.24	28.03	37.62
	First round	4	24.71	29.66	29.84	29.38	24.71	29.76	31.46
Foshan Open 2026	Final	9	25.42	29.19	37.94	30.40	25.42	29.21	27.96
	Second round	10	26.98	31.12	33.37	32.14	26.98	30.91	30.30
	First round	6	24.75	27.31	24.75	28.44	26.58	1:08.90	26.91
Guangzhou Big Cubes 2025	Final	12	26.28	28.69	27.56	30.58	27.93	26.28	34.07
	Second round	15	27.66	30.13	31.28	29.59	29.51	27.66	33.73
	First round	16	27.96	31.84	29.04	33.74	32.75	27.96	34.85
Guilin Open 2025	Final	6	29.61	31.34	29.61	31.96	30.29	31.76	33.35
	First round	6	25.19	30.49	34.36	29.18	25.19	32.33	29.95
Jiangmen Open 2025	Final	10	28.31	30.53	32.84	29.42	29.76	32.41	28.31
	First round	8	25.83	29.93	31.86	26.74	37.07	25.83	31.19
Zhongshan NxN Speedcubing 2019	First round	19	37.93	45.92	48.54	46.80	42.42	37.93	55.53
Jieyang Open 2019	Final	21	41.36	47.16	41.36	42.97	47.31	56.71	51.20
5x5x5 Cube
Zhuhai Pi Day 2026	Final	10	49.15	53.33	1:03.59	58.91	49.15	50.25	50.83
	First round	5	50.01	51.30	50.01	55.16	50.12	50.93	52.84
Canton Countdown 2025	Final	3	52.60	53.06	53.63	52.60	52.74	57.69	52.81
Guangzhou Big Cubes 2025	Final	16	51.91	1:04.11	1:06.46	1:02.65	51.91	1:05.52	1:04.17
	First round	12	52.37	56.35	1:07.98	58.65	55.60	52.37	54.79
Jieyang Good Afternoon 2021	Final	14	1:10.55	1:18.53	1:16.55	1:29.42	1:18.73	1:10.55	1:20.31
Jieyang Winter 2020	First round	14	1:13.32	1:21.79	1:32.13	1:19.18	1:17.61	1:28.57	1:13.32
6x6x6 Cube
Canton Countdown 2025	Final	4	1:43.42	1:48.23	1:52.67	1:48.60	1:43.42
Guangzhou Big Cubes 2025	First round	20	1:49.35	1:51.20	1:54.11	1:49.35	1:50.14
Jieyang Winter 2020	First round	21	3:55.60		3:55.60
7x7x7 Cube
Zhuhai Pi Day 2026	Final	13	2:45.62	2:52.41	3:00.90	2:45.62	2:50.72
Guangzhou Big Cubes 2025	First round	66	2:47.61	DNF	3:02.99	DNF	2:47.61
3x3x3 One-Handed
Liuzhou Open 2026	Final	8	14.68	16.48	17.21	16.57	14.68	15.66	17.92
	First round	9	14.61	16.34	14.61	15.11	17.24	16.69	17.23
Foshan Open 2026	Second round	51	15.58	17.88	18.88	17.32	15.58	17.88	18.45
	First round	55	16.38	17.88	22.03	16.38	16.61	19.47	17.55
Guangzhou Small Cubes 2025	Second round	49	13.16	18.20	20.65	18.89	15.06	13.16	21.70
	First round	40	13.94	16.53	17.15	13.94	17.18	15.53	16.92
Guilin Open 2025	Final	14	14.84	15.85	17.30	15.29	19.16	14.95	14.84
	First round	18	14.82	16.13	19.15	14.83	17.30	14.82	16.26
Jieyang Winter 2020	First round	38	21.52	25.31	21.72	DNF	28.85	25.37	21.52
Zhongshan NxN Speedcubing 2019	First round	28	20.52	26.60	25.85	DNF	24.12	20.52	29.84
Jieyang Open 2019	First round	44	30.92		38.99	30.92
Clock
Canton Countdown 2025	First round	39	7.74	DNF	11.36	8.04	DNF	DNF	7.74
Guangzhou Special 2025	First round	64	9.04	DNF	9.36	10.47	9.04	DNF	DNF
Jiangmen Open 2025	First round	52	15.13	17.67	18.01	15.13	19.83	15.16	DNF
Megaminx
Foshan Open 2026	Final	4	37.47	42.66	41.82	47.92	37.47	49.10	38.25
	First round	1	37.47	39.03	40.04	37.47	41.76	39.05	38.00
Guangzhou Special 2025	Final	4	39.23	40.62	39.88	42.09	47.52	39.88	39.23
	First round	7	41.78	47.25	48.31	46.70	48.73	41.78	46.73
Jieyang Good Afternoon 2021	Final	4	46.46	49.05	51.62	56.52	46.77	48.76	46.46
Jieyang Open 2019	Final	13	1:15.93	1:33.05	1:36.64	1:39.48	1:15.93	1:29.26	1:33.24
Pyraminx
Guangzhou Special 2025	Second round	50	4.23	8.73	10.38	4.23	11.12	5.48	10.32
	First round	48	5.46	9.53	5.46	11.76	12.03	9.35	7.47
Jiangmen Open 2025	First round	36	5.78	7.23	6.01	5.78	8.36	7.33	11.26
Square-1
Foshan Open 2026	First round	49	18.65	23.75	28.15	19.72	18.65	DNF	23.38

Current Personal Records

Medal Collection