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1. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details - Inventory) - USD ($)
Jun. 30, 2020
Jun. 30, 2019
Inventory Disclosure [Abstract]    
Raw material $ 653,678 $ 578,856
Work-in-progress 665,593 409,019
Finished goods 877,973 746,729
Total inventories $ 2,197,244 $ 1,734,604