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Schedule of long-term bank loans (Details) - USD ($) | 6 Months Ended |
--- | --- | ---
Jun. 30, 2025 | Dec. 31, 2024
Short-Term Debt [Line Items] |  |
Total long-term loans – bank | $ 447,720 | $ 682,373
Less: Discount on debt instrument | (7,758) | (21,384)
Less: Current portion | (415,666) | (482,454)
Total | 24,296 | 178,535
United Overseas Bank Limited [Member] |  |
Short-Term Debt [Line Items] |  |
Total long-term loans – bank | $ 376,174 | 547,547
Maturities | Due monthly beginning in June 2022 to April 2026 |
Interest Rate | 3.00% |
Collateral/Guarantee | Guaranteed by the Company’s shareholders |
The Development Bank of Singapore Limited [Member] |  |
Short-Term Debt [Line Items] |  |
Total long-term loans – bank | $ 20,755 | 79,042
Maturities | Due monthly beginning in September 2020 to August 2025 |
Interest Rate | 2.50% |
Collateral/Guarantee | Guaranteed by the Company’s shareholders |
DBS Bank Ltd [Member] |  |
Short-Term Debt [Line Items] |  |
Total long-term loans – bank | $ 50,791 | $ 55,784
Maturities | Due monthly beginning in March 2024 to Feb 2028 |
Interest Rate | 7.75% |
Collateral/Guarantee | Guaranteed by the Company’s shareholders |

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