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CONTRACT ACCOUNTING (Details - Schedule of costs and estimated earnings) - USD ($) | Dec. 31, 2021 | Dec. 31, 2020
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Contractors [Abstract] |  |
Costs and estimated earnings recognized | $ 5,266,930 | $ 4,152,850
Less: Billings or cash received | (5,263,481) | (4,050,392)
Contract Assets | 3,449 | 102,458
Billings and/or cash receipts on uncompleted contracts | 4,473,726 | 2,978,007
Less: Costs and estimated earnings recognized | (3,041,088) | (2,268,454)
Contract Liabilities | $ 1,232,638 | $ 709,553

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