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v3.23.1

Contract Assets and Contract Liabilities (Details) - USD ($) | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Costs and estimated earnings on uncompleted contracts |  |
Costs incurred on uncompleted contracts | $ 7,606,868 | $ 13,730,177
Provision for loss on uncompleted contracts |  |
Estimated earnings to date on uncompleted contracts | 657,694 | (2,160,085)
Gross contract assets | 8,264,562 | 11,570,092
Less: billings to date | (7,707,974) | (11,970,979)
Net contract liabilities on uncompleted contracts | $ 556,588 | $ (400,887)

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