2. Summary of Significant Accounting Policies (Details Narrative) - USD ($)	12 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jul. 02, 2019
Purchases of shares of a subsidiary, shares	43,333
Purchases of shares of a subsidiary	$ 75,000	$ 234,330
Noncontrolling interest	782,015	489,046
Increase (decrease) in noncontrolling interest	292,969
Net income (loss) of subsidiary	1,059,114
Allowance for doubtful accounts	0	0
Capitalized product development costs	140,193	465,352
Product development costs incurred	343,360	465,352
Research and development costs	3,746,502	2,955,581
Warranty expense	0	0
Shipping and handling expense	3,699,859	4,891,365
Inventory reserve	399,437	553,281
Goodwill impairment	0	0
Amortization expense	482,792	422,183
Products purchased	60,547,813	30,729,411
Accounts payable	42,083,255	5,672,514
Operating lease right-of-use assets	1,139,670	0	$ 1,501,203
Operating lease liabilities	1,184,741		$ 1,501,203
Shipping and Handling [Member]
Shipping and handling expense	$ 642,930	$ 1,140,229
Sales [Member] \| Transferred At Point In Time [Member]
Concentration of credit risk	99.00%
Sales [Member] \| Transferred Over Time [Member]
Concentration of credit risk	1.00%
Sales [Member] \| Customer 1 [Member]
Concentration of credit risk	46.00%	57.00%
Sales [Member] \| Customer 2 [Member]
Concentration of credit risk	36.00%	24.00%
Accounts Receivable [Member] \| Customer 1 [Member]
Concentration of credit risk	21.00%	56.00%
Accounts Receivable [Member] \| Customer 2 [Member]
Concentration of credit risk	72.00%	26.00%
Purchases [Member] \| Supplier Concentration Risk [Member]
Concentration of credit risk	94.00%	97.00%
Products purchased	$ 67,179,379	$ 28,858,171
Accounts payable	$ 41,181,840	$ 4,401,501
Noncontrolling Interest [Member]
Noncontrolling interest percentage	33.70%	35.80%

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