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Income Taxes (Details) - Schedule of Deferred Tax Assets and Liabilities - USD ($)
Jun. 30, 2023
Dec. 31, 2022
Deferred tax assets    
Net operating loss $ 7,124 $ 5,313
Deferred revenue 116,000 205,605
Unbilled cost 348,601 355,461
Unbilled interest expenses 36,912 34,592
Software amortization 254,353 267,039
Allowance for doubtful accounts 38,673 8,308
Inventories obsolescence 2,739 7,043
Unrealized losses on trading securities 1,723 1,809
Accrued Bonus 42,144 62,441
Other 16,097 31,819
Total deferred tax assets 864,366 979,430
Deferred tax liabilities    
Unbilled revenue (2,226,177) (2,149,169)
Unbilled interest income (73,342) (69,149)
Deferred government subsidiary income (40,773) (42,806)
Unrealized gain on short-term investment (11,868) (2,796)
Other (5,766) (4,462)
Total deferred tax liabilities (2,357,926) (2,268,382)
Valuation allowance (21,622) (11,469)
Net deferred tax liabilities $ (1,515,182) $ (1,300,421)