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8. Commitments and Contingencies (Details Narrative) - USD ($) | 12 Months Ended
--- | ---
Jun. 30, 2020 | Jun. 30, 2019
Rent Expense | $ 435,283 | $ 415,443
Anydata [Member] |  |
Purchase commitment | 3,100,000 |
Quanta [Member] |  |
Purchase commitment | 2,900,000 |
Payment made for inventory | 100,000 |
Prepaid expense | $ 49,580 |
Administrative office, San Diego, CA [Member] |  |
Operating lease discount rate | 4.00% |
Administrative office, Korea [Member] |  |
Operating lease discount rate | 2.80% |

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