Schedule of lease cost, weighted average remaining lease terms and discount rates of operating and finance leases (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
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| Leases | |||
| Operating lease expenses - SG&A portion | $ 21,874 | $ 23,089 | $ 49,184 |
| Depreciation expense of leased assets | 50,426 | 17,625 | 21,019 |
| Interest expense of finance lease | 3,420 | 2,306 | 1,315 |
| Operating cash flows - operating leases | 22,959 | 23,039 | 45,952 |
| Operating cash flows - finance leases | 3,420 | 2,306 | 1,315 |
| Financing cash flows - finance leases | 10,216 | 41,328 | 26,698 |
| Operating lease right-of-use assets obtained in exchange for operating lease liabilities | $ 15,359 | $ 41,626 | |
| Weighted average remaining lease term (in years) - Operating leases | 1 year 3 days | 1 year | 2 years |
| Weighted average remaining lease term (in years) - Finance leases | 5 years 4 months 28 days | 3 years 3 months | 11 months 1 day |
| Average discount rate - Operating leases | 7.74% | 5.77% | 5.77% |
| Average discount rate - Finance leases | 4.67% | 4.63% | 4.63% |
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- References No definition available.
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- Definition Amount of interest expense on finance lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of interest paid on finance lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cash outflow for principal payment on finance lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of amortization expense attributable to right-of-use asset from finance lease. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Weighted average discount rate for finance lease calculated at point in time. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of operating lease expense. Excludes sublease income. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Weighted average discount rate for operating lease calculated at point in time. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of increase in right-of-use asset obtained in exchange for operating lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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