Leung Yu Ching (梁宇正)

Region	WCA ID	Gender	Competitions	Completed Solves
Hong Kong, China	2008CHIN01	Male	70	659

Current Personal Records

Event	NR	CR	WR	Single	Average	WR	CR	NR
3x3x3 Cube	549	29076	81067	18.21	20.58	72378	26393	499
2x2x2 Cube	455	23148	78487	5.96	9.98	94918	28230	550
4x4x4 Cube	300	15064	49846	1:40.05	2:09.26	42900	13162	195
5x5x5 Cube	130	6885	24145	2:42.00	2:57.73	19915	5884	96
3x3x3 One-Handed	135	6692	17925	23.33	28.83	17968	6853	140
Clock	111	4439	20332	34.38	44.79	17058	3876	79
Megaminx	124	5734	25595	4:06.60
Pyraminx	215	14502	54699	9.72	15.05	61194	16449	253

Competition	Round	Place	Single	Average	Solves
3x3x3 Cube
Taiwan Championship 2024	First round	208	19.61	25.38	22.25	26.33	19.61	27.57	32.13
Taoyuan Airport Cube Day 2024	First round	138	23.16	26.40	25.46	27.14	27.85	26.61	23.16
Hong Kong Championship 2024	First round	137	21.09	27.85	24.14	21.09	29.81	38.20	29.60
Rubik's WCA Asian Championship 2024	First round	493	20.94	25.83	22.85	20.94	26.11	28.64	28.53
Guilin Open 2024	First round	107	20.23	24.00	26.51	27.32	20.23	22.90	22.59
Shin Kong Cube Open - New Taipei 2024	First round	218	21.01	23.92	24.78	22.29	30.39	21.01	24.68
Hong Kong Cube Day 2024	First round	130	23.57	29.34	37.14	23.57	23.82	35.26	28.95
Maru Cube Day Taiwan 2024	First round	185	18.43	25.92	18.43	38.60	21.29	24.47	31.99
Welcome Back Hong Kong 2024	First round	125	19.80	24.28	28.84	22.32	19.80	27.10	23.42
Taiwan Championship 2023	First round	204	24.04	26.16	26.73	24.93	27.77	24.04	26.82
Hong Kong Championship 2023	First round	131	19.91	23.64	28.24	19.91	24.58	22.37	23.96
Shin Kong Cube Open 2023	First round	293	19.78	27.16	20.99	22.58	19.78	37.90	40.41
Maru Cube Day 2023	First round	173	19.15	25.61	34.20	24.38	19.15	25.25	27.19
Vietnam Championship 2023	First round	209	18.21	22.54	18.21	22.09	25.55	24.76	20.77
Taiwan Cubing Challenge 2023	Second round	148	20.60	23.58	20.60	21.38	23.87	25.48	25.48
	First round	150	22.61	23.67	25.55	22.61	24.39	23.18	23.44
Selangor Ace Cube 2023	First round	100	26.60	30.45	39.04	29.04	34.43	26.60	27.88
Hong Kong Small Cube Day 2023	First round	181	22.53	27.25	31.65	25.38	22.53	35.48	24.71
Hong Kong Cube Day 2023	First round	141	18.94	22.19	32.35	22.78	19.63	24.15	18.94
Taiwan Championship 2019	First round	146	20.68	21.92	22.91	35.52	20.82	22.03	20.68
Cross-strait Cubing Exchange 2019	First round	88	19.86	24.30	27.44	25.17	20.28	19.86	29.72
WCA World Championship 2019	First round	650	19.30	23.68	21.63	26.06	24.29	19.30	25.12
Dongguan Spring 2019	First round	71	21.23	22.48	22.58	21.23	24.78	21.47	23.40
Hong Kong Cube Day 2019	First round	112	18.89	26.49	31.71	36.71	25.65	18.89	22.12
WCA Asian Championship 2018	First round	291	18.72	22.15	21.58	18.72	21.32	23.95	23.54
Shenzhen Open 2018	First round	193	22.67	25.02	23.70	27.49	32.82	23.88	22.67
Guangdong Open 2018	First round	144	18.78	23.44	18.78	26.25	24.23	19.85	29.80
Cross-strait Cubing Exchange 2018	First round	109	18.97	24.04	20.64	29.28	26.69	24.80	18.97
Zhongshan Open 2017	Second round	73	19.25	20.58	22.61	57.38	19.25	19.79	19.35
	First round	96	23.58	29.75	27.82	27.70	23.58	33.72	39.11
Hong Kong Open 2017	First round	109	18.48	21.66	27.73	20.17	18.48	21.78	23.04
Cross-strait Cubing Exchange 2017	First round	112	19.99	27.18	47.08	34.82	19.99	21.81	24.91
China Championship 2017	First round	430	19.96	24.15	23.70	19.96	27.45	21.29	27.85
Xi'an Cherry Blossom 2017	First round	134	18.50	23.97	18.50	25.37	31.76	25.13	21.42
Hong Kong Cube Day 2017	First round	107	23.44	27.17	26.21	29.65	25.92	23.44	29.39
Kaohsiung Winter Open 2016	First round	40	25.63	28.38	30.68	25.63	28.62	31.82	25.84
Taiwan Championship 2016	First round	112	20.53	25.91	24.12	26.37	20.53	27.25	28.28
Asian Championship 2016	First round	628	21.42	27.05	24.27	30.93	21.42	25.94	37.26
Arnold Classic Asia 2016	First round	63	19.10	22.39	21.08	22.28	23.80	28.23	19.10
Cross-strait Cubing Exchange 2016	First round	137	21.73	23.60	24.24	32.21	24.13	21.73	22.44
Nepal Open 2016	First round	7	22.22	24.29	22.42	27.56	35.84	22.89	22.22
Shenzhen New Year 2016	First round	74	21.08	25.31	35.58	21.08	22.54	29.94	23.46
China Championship 2015	First round	394	21.96	28.88	39.68	27.70	30.63	28.32	21.96
Hong Kong Summer Cube Day 2015	First round	53	21.13	30.74	28.96	40.10	21.13	DNF	23.16
Cross-strait Cubing Exchange 2015	First round	80	20.82	24.94	27.41	26.46	20.82	20.95	42.20
Shenzhen Open 2015	First round	71	22.04	26.38	27.15	27.97	22.04	25.86	26.13
Hong Kong Spring Cube Day 2015	First round	26	25.33	32.38	40.63	56.69	25.33	30.80	25.71
Back To Cubing Hong Kong 2015	First round	45	23.35	27.37	38.60	30.06	24.78	23.35	27.28
Guangdong Open 2014	First round	137	24.08	27.46	31.04	25.29	27.32	29.77	24.08
Cross-strait Cubing Exchange 2014	First round	86	19.76	25.40	19.76	20.35	32.30	32.75	23.56
Huizhou Open 2014	First round	47	20.08	23.54	21.03	20.08	24.22	26.13	25.38
Guangzhou Cube Splashing Day 2014	First round	54	20.81	23.59	21.09	26.26	20.81	25.76	23.92
Fuzhou Open 2013	Second round	30	20.74	24.39	26.34	30.44	24.88	21.94	20.74
	First round	32	22.25	23.88	25.93	23.17	22.55	22.25	27.91
Guangdong Open 2013	First round	124	26.08	27.45	26.08	27.47	28.84	28.26	26.62
Asian Championship 2012	First round	96	19.28	21.94	25.82	19.28	19.71	24.32	21.78
Guangzhou Summer Vacation 2011	First round	44	19.44	22.66	21.33	22.88	24.27	23.77	19.44
Guangdong Open 2010	First round	75	22.50	25.18	24.86	22.50	25.80	33.15	24.88
Hong Kong Open 2010	First round	44	21.08	28.91	36.00	26.18	38.36	24.55	21.08
Hong Kong Cube Day 2010	First round	27	19.83	25.49	22.90	28.27	19.83	25.31	DNF
Guangdong Open 2009	First round	74	21.16	23.85	23.93	21.16	25.19	22.44	26.25
Shenzhen Summer Open 2009	First round	55	20.13	26.48	27.31	28.11	20.13	DNF	24.02
Macau Rubik's Open 2009	First round	20	19.36	23.70	25.13	23.94	22.03	25.68	19.36
Hong Kong Open 2009	First round	72	21.71	27.60	21.71	24.88	32.47	27.41	30.52
Shijiazhuang Open 2009	Final	11	20.93	25.57	26.52	1:01.33	25.91	20.93	24.28
	Second round	19	18.21	27.90	18.21	DNF	25.16	26.47	32.06
	First round	14	22.16	23.79	24.88	23.53	27.22	22.96	22.16
Guangdong Open 2008	First round	56	21.91	31.58	21.91	32.34	31.21	33.16	31.19
Hong Kong Open 2008	First round	66	34.33		38.71	35.53	34.33
2x2x2 Cube
Vietnam Championship 2023	First round	166	8.42	11.48	11.56	8.42	11.47	15.05	11.40
Nepal Open 2016	First round	4	5.96	9.98	22.64	9.51	7.56	5.96	12.88
Shijiazhuang Open 2009	First round	12	8.81	12.11	9.53	8.81	12.16	14.63	17.13
Guangdong Open 2008	Final	22	6.27	13.08	10.06	16.47	17.27	6.27	12.72
4x4x4 Cube
Vietnam Championship 2023	First round	133	1:40.05	2:10.30	2:44.65	1:47.41	1:58.85	1:40.05	DNF
Shijiazhuang Open 2009	Final	10	1:55.43	2:09.26	1:55.43	2:05.69	2:02.15	3:32.69	2:19.94
5x5x5 Cube
Hong Kong Big Cube Day 2023	First round	46	2:56.97		2:56.97	3:25.50
Maru Cube Day 2023	First round	82	2:58.41		2:58.41	3:46.18
Vietnam Championship 2023	Final	69	3:00.93		3:00.93	3:21.87
Guangzhou Big Cubes 2014	First round	19	3:38.78		3:56.22	3:38.78
Guangdong Open 2010	First round	23	2:50.63		2:50.63	3:19.78
Hong Kong Open 2010	First round	20	2:50.21	2:59.41	3:36.86	3:05.15	2:58.46	2:50.21	2:54.61
Hong Kong Cube Day 2010	First round	15	2:42.00	2:57.73	3:01.66	2:59.65	2:51.88	2:42.00	3:32.11
Shijiazhuang Open 2009	Final	4	2:50.40	2:58.60	2:52.08	2:50.40	3:08.58	2:56.02	3:07.69
3x3x3 One-Handed
Rubik's WCA Asian Championship 2024	First round	271	34.91	43.36	44.48	34.91	50.15	35.44	55.16
Guilin Open 2024	First round	58	34.63		34.63	42.78
Hong Kong Cube Day 2024	First round	67	38.68		38.83	38.68
Welcome Back Hong Kong 2024	First round	69	38.48		38.48	47.60
Hong Kong Championship 2023	First round	57	42.31		42.31	53.01
Maru Cube Day 2023	First round	93	36.87		36.87	50.54
Vietnam Championship 2023	First round	97	30.19	39.58	38.17	38.82	45.42	30.19	41.74
Selangor Ace Cube 2023	First round	54	30.53	32.82	31.01	39.52	30.64	36.81	30.53
Singapore Championship 2023	First round	86	36.21		49.17	36.21
Taiwan Championship 2019	First round	63	32.83		DNF	32.83
Cross-strait Cubing Exchange 2019	First round	34	32.30		38.11	32.30
WCA World Championship 2019	First round	322	27.34	34.65	36.23	38.84	28.89	27.34	58.54
ZHBIT Open 2019	First round	38	34.47		34.47	51.13
Dongguan Spring 2019	First round	30	30.98		49.21	30.98
Hong Kong Cube Day 2019	First round	42	28.93	35.49	51.80	29.45	28.93	31.01	46.00
WCA Asian Championship 2018	First round	112	29.40	32.76	37.19	45.15	29.40	30.69	30.41
Shenzhen Open 2018	First round	88	32.30		32.30	33.36
Guangdong Open 2018	First round	46	31.35		34.47	31.35
Cross-strait Cubing Exchange 2018	First round	42	35.84		39.19	35.84
China's 10th Anniversary Championship 2017	First round	112	DNF		DNF	DNF
Cross-strait Cubing Exchange 2017	First round	50	27.36	37.92	27.36	40.09	44.17	37.30	36.36
China Championship 2017	First round	161	44.46		44.46	47.13
Hong Kong Side Event Day 2017	First round	32	27.42	45.25	27.42	1:27.05	54.76	37.82	43.18
Xi'an Cherry Blossom 2017	First round	49	28.33	33.06	37.00	28.33	38.93	31.82	30.35
Hong Kong Cube Day 2017	Final	30	37.37	43.20	37.37	39.10	49.94	40.57	54.51
Kaohsiung Winter Open 2016	First round	20	36.81		36.81	37.05
Taiwan Championship 2016	First round	61	43.13		43.13	DNF
Asian Championship 2016	First round	183	27.30	32.80	27.30	39.68	1:00.00	30.31	28.41
Arnold Classic Asia 2016	First round	33	25.97	39.83	25.97	33.25	DNF	43.33	42.91
Cross-strait Cubing Exchange 2016	First round	59	29.42	38.19	DNF	29.42	41.61	42.18	30.77
Nepal Open 2016	First round	3	28.93	42.23	40.42	47.49	38.77	52.02	28.93
Shenzhen New Year 2016	First round	36	29.35	36.57	53.84	29.35	31.73	34.18	43.80
China Championship 2015	First round	187	38.35		38.35	52.83
Hong Kong Summer Cube Day 2015	First round	15	23.42	32.18	32.85	46.27	34.66	23.42	29.04
Cross-strait Cubing Exchange 2015	First round	42	30.86		30.86	42.70
Shenzhen Open 2015	Final	40	41.39		41.39	47.40
Hong Kong Spring Cube Day 2015	First round	12	35.03	41.16	36.56	35.88	35.03	DNF	51.05
Cross-strait Cubing Exchange 2014	First round	59	39.58		39.58	43.39
Huizhou Open 2014	First round	31	33.80	42.79	34.41	34.33	DNF	59.64	33.80
Guangzhou Cube Splashing Day 2014	First round	32	29.84	36.08	29.84	37.90	43.11	37.35	33.00
Fuzhou Open 2013	First round	17	27.44	34.06	33.84	27.44	36.51	31.88	36.46
Guangdong Open 2013	First round	33	26.19	29.37	34.22	36.53	26.19	26.28	27.61
Asian Championship 2012	First round	55	30.61	34.68	34.70	40.30	32.90	30.61	36.45
Guangzhou Summer Vacation 2011	Final	12	24.15	29.91	24.15	43.93	32.96	31.55	25.21
Guangdong Open 2010	First round	26	23.33	32.87	23.33	36.22	28.47	46.41	33.91
Hong Kong Open 2010	First round	28	29.83	40.37	40.55	50.25	30.31	1:14.83	29.83
Hong Kong Cube Day 2010	First round	10	30.66	35.93	40.68	32.44	56.71	30.66	34.68
Guangdong Open 2009	First round	27	35.50	37.63	39.08	36.46	45.94	35.50	37.36
Shenzhen Summer Open 2009	Final	7	25.08	32.09	27.78	31.96	25.08	DNF	36.52
	First round	11	26.13	31.52	34.59	30.61	26.13	32.56	31.38
Macau Rubik's Open 2009	Final	6	28.22	31.14	47.34	28.40	28.22	34.05	30.97
Hong Kong Open 2009	Final	5	27.44	28.83	27.44	36.03	27.80	28.18	30.50
	First round	7	24.56	30.18	39.43	24.56	31.02	30.30	29.22
Shijiazhuang Open 2009	Final	6	29.52	34.90	32.53	38.75	33.43	40.66	29.52
	First round	6	30.33	35.59	30.33	44.15	31.94	36.96	37.86
Guangdong Open 2008	Final	17	39.33	42.63	39.33	41.75	41.81	44.33	47.72
Hong Kong Open 2008	Final	19	33.97	51.87	57.59	49.91	52.25	33.97	53.44
Clock
Guangdong Open 2010	Final	11	34.38	44.79	1:46.15	34.38	42.50	54.36	37.52
Megaminx
Hong Kong Big Cube Day 2023	First round	32	4:31.44		4:39.74	4:31.44
Maru Cube Day 2023	Final	59	4:06.60		4:06.60	4:18.13
Vietnam Championship 2023	First round	46	4:29.85		4:29.85	4:31.68
Pyraminx
Vietnam Championship 2023	First round	90	16.40	21.89	24.28	16.40	30.94	20.36	21.02
Guangzhou Big Cubes 2014	First round	24	27.69	33.76	32.21	35.59	35.96	27.69	33.47
Hong Kong Open 2010	First round	13	9.72	15.05	13.58	19.84	15.28	9.72	16.30
Magic
Shijiazhuang Open 2009	Final	12	1.69	3.85	DNF	4.38	1.69	3.46	3.71
Guangdong Open 2008	Final	9	1.40	2.22	3.09	4.03	1.46	1.40	2.11
	First round	12	1.53	2.14	1.55	3.34	4.08	1.53	1.53
Hong Kong Open 2008	First round	16	1.53		2.34	1.94	1.53
Master Magic
Shijiazhuang Open 2009	Final	5	4.80	6.06	8.90	6.72	4.80	6.13	5.34
Guangdong Open 2008	Final	14	7.72	8.84	7.72	9.66	8.11	9.47	8.93

National Championship Podiums

Event	Place	Single	Average	Solves
Hong Kong Open 2009
3x3x3 One-Handed	2	27.44	28.83	27.44	36.03	27.80	28.18	30.50