Consolidated Statements of Comprehensive (Loss) Income - USD ($)	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Net sales	$ 23,997,762	$ 184,115,345
Cost of goods sold	20,181,179	151,651,324
Gross profit	3,816,583	32,464,021
Operating expenses:
Selling, general and administrative	4,509,344	5,077,848
Research and development	4,282,131	4,567,863
Total operating expenses	8,791,475	9,645,711
(Loss) income from operations	(4,974,892)	22,818,310
Other income, net:
Interest income	71,375	8,789
Income from governmental subsidy	91,567	147,166
Gain from the forgiveness of payroll protection plan loan	0	487,300
Gain from the forgiveness of debts	38,397	0
Other income (expense), net	64,080	(26,088)
Total other income, net	265,419	617,167
(Loss) income before (benefit) provision for income taxes	(4,709,473)	23,435,477
Income tax (benefit) provision	(1,037,068)	5,039,295
Net (loss) income	(3,672,405)	18,396,182
Less non-controlling interests in net income of subsidiary at 33.7%	90,443	697,147
Net (loss) income attributable to Parent Company	$ (3,762,848)	$ 17,699,035
Basic (loss) earnings per share attributable to Parent Company stockholders	$ (0.32)	$ 1.56
Diluted (loss) earnings per share attributable to Parent Company stockholders	$ (0.32)	$ 1.53
Weighted average common shares outstanding - basic	11,613,812	11,350,946
Weighted average common shares outstanding - diluted	11,613,812	11,592,901
Comprehensive (loss) income
Translation adjustments	$ (511,650)	$ 177,924
Comprehensive (loss) income	(4,184,055)	18,574,106
Less: comprehensive income attributable to non-controlling interest	90,443	697,147
Comprehensive (loss) income attributable to controlling interest	$ (4,274,498)	$ 17,876,959