Condensed Consolidated Statements of Operations and Comprehensive Income (Unaudited) - USD ($)	3 Months Ended
	Jul. 31, 2024	Jul. 31, 2023
Income Statement [Abstract]
Revenues	$ 2,776,535	$ 1,748,129
Cost of goods sold	3,259,926	1,573,464
Gross (loss) profit	(483,391)	174,665
Operating Expenses
Research and development	1,626,440	1,353,551
Sales and marketing	2,041,511	1,288,760
General and administrative	3,483,095	2,863,758
Impairment loss	93,050
Total operating expenses	7,244,096	5,506,069
Operating loss	(7,727,487)	(5,331,404)
Other (income) expense
Loss on sale of equity method investment	4,008,357
Equity method loss	734,143
Investment loss, net		239,490
Interest (income) expense, net	(24,554)	21,857
Other, net	(29,057)	1,544
Other expense	4,688,889	262,891
Net loss from continuing operations	(12,416,376)	(5,594,295)
Loss from discontinued operations		(242,573)
Net loss	(12,416,376)	(5,836,868)
Other comprehensive income (loss)
Change in foreign currency translation adjustments	(4,621)	1,646
Unrealized gain on marketable securities		289,389
Other comprehensive loss	$ (12,420,997)	$ (5,545,833)
Loss per share - basic and diluted
Continuing operations	$ (0.17)	$ (0.11)
Discontinued operations
Weighted average shares outstanding - basic and diluted	74,500,480	54,935,339