Condensed Interim Consolidated Statements of Loss (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2022	Jan. 31, 2021
Income Statement [Abstract]
REVENUE		$ 1,103		$ 7,623
EXPENSES
General and administrative expense	(228,509)	(57,311)	(520,819)	(148,803)
Research and development expense	(7,905)	(35,095)	(76,324)	(87,850)
TOTAL OPERATING EXPENSES	(236,414)	(92,406)	(597,143)	(236,653)
Interest expenses, net	(15,282)	(14,591)	(41,888)	(37,000)
Other income (expenses)		10
NET LOSS BEFORE INCOME TAXES	(251,696)	(105,884)	(639,031)	(266,030)
Income taxes
NET LOSS	(251,696)	(105,884)	(639,031)	(266,030)
LESS: NET LOSS ATTRIBUTABLE TO NON-CONTROLLING INTERESTS	4,605	28,500	49,142	71,605
NET LOSS ATTRIBUTABLE TO THE COMPANY	$ (247,091)	$ (77,384)	$ (589,889)	$ (194,425)
LOSS PER SHARE, BASIC AND DILUTED (in Dollars per share)	$ (0.005)	$ (0.006)	$ (0.012)	$ (0.014)
WEIGHTED AVERAGE NUMBER OF COMMON SHARES OUTSTANDING (in Shares)	46,770,759	13,515,183	47,374,288	13,468,088