v3.26.1
CONTRACT LIABILITIES (Details) - USD ($)
Jun. 30, 2026
Dec. 31, 2025
Contract Liabilities    
Contract costs incurred plus estimated earnings $ 1,471,770 $ 1,106,982
Less: Progress billings (1,549,315) (1,294,082)
Contract liabilities $ (77,545) $ (187,100)