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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)

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