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v3.26.1

Cash and cash equivalents (Tables) | 12 Months Ended
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Dec. 31, 2025
Notes and other explanatory information [abstract] |
Schedule of cash and cash equivalents | Schedule of cash and cash equivalents
|  | As of |  |  | As of |
|  | December 31, 2025 |  |  | December 31, 2024 |
Cash on hand and petty cash |  | $ | 3,517 |  |  | $ | 1,980 |
Checking accounts and demand deposits |  |  | 94,152 |  |  |  | 647,126 |
Cash and cash equivalents |  | $ | 97,669 |  |  | $ | 649,106 |
Schedule of breakdown of cash and cash equivalents by original currency | The following table sets forth the breakdown of cash and cash equivalents by original currency as of December 31, 2025 and 2024: Schedule of breakdown of cash and cash equivalents by original currency
|  | As of |  |  | As of |
|  | December 31, 2025 |  |  | December 31, 2024 |
Original currency |  |  |  |  |  |  |  |
NTD |  | $ | 49,913 |  |  | $ | 292,335 |
EUR |  |  | 1,452 |  |  |  | 1,394 |
USD |  |  | 36,170 |  |  |  | 344,169 |
RMB |  |  | 10,134 |  |  |  | 11,208 |
Cash and cash equivalents by original currency |  | $ | 97,669 |  |  | $ | 649,106 |

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