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v3.26.1

Share-based payment (Tables) | 12 Months Ended
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Dec. 31, 2025
Notes and other explanatory information [abstract] |
Schedule of share based payment arrangements | Schedule of share based payment arrangements
Type of arrangement |  | Grant date |  | Quantity granted (shares) |  |  | Fair value per unit |  |  | Contract period |  | Vesting conditions
Bonus shares |  | August 28,2020 |  |  | 720,000 |  |  | US$ | 1.02 |  |  | 5 years |  | 5 years’ service
Schedule of share based payment transactions | Schedule of share based payment transactions
|  | Year ended December 31, 2025 |  |  | Year ended December 31, 2024 |  |  | Year ended December 31, 2023 |
Share-based payment |  | $ | 87,808 |  |  | $ | 131,712 |  |  | $ | 131,712 |

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