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v3.25.1

Trade receivables (Tables) | 12 Months Ended
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Dec. 31, 2024
Notes and other explanatory information [abstract] |
Schedule of trade receivables | Schedule of trade receivables
|  | 2024 |  |  | 2024 |  |  | 2023 |
|  | US$ |  |  | HK$ |  |  | HK$ |
Trade receivables |  |  | 427,391 |  |  |  | 3,319,847 |  |  |  | 9,025,248 |
Schedule of trade receivables net of allowance for credit losses | The following is an aged analysis of trade receivables net of allowance for credit losses presented based on the invoice dates and the date of rendering of services. Schedule of trade receivables net of allowance for credit losses
|  | 2024 |  |  | 2024 |  |  | 2023 |
|  | US$ |  |  | HK$ |  |  | HK$ |
0-30 days |  |  | 396,569 |  |  |  | 3,080,433 |  |  |  | 8,997,520 |
31-60 days |  |  | 28,927 |  |  |  | 224,697 |  |  |  | 20,768 |
61-90 days |  |  | 1,895 |  |  |  | 14,717 |  |  |  | 6,960 |
Total |  |  | 427,391 |  |  |  | 3,319,847 |  |  |  | 9,025,248 |

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