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Earnings per shares (Tables) | 12 Months Ended
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Dec. 31, 2024
Notes and other explanatory information [abstract] |
Schedule of basic and diluted earnings per share | Earnings figures are calculated as follows: Schedule of basic and diluted earnings per share
|  | 2024 |  |  | 2024 |  |  | 2023 |  |  | 2022 |
|  | US$ |  |  | HK$ |  |  | HK$ |  |  | HK$ |
Profit/(loss) and total comprehensive income/(loss) for the year attributable to the owners of the Company |  |  | 4,235,545 |  |  |  | 32,900,444 |  |  |  | (37,446,111 | ) |  |  | 33,409,353 |
Weighted average number of ordinary shares for the purpose of calculating the basic earnings per share and dilutive earning per share |  |  | 12,845,765 |  |  |  | 12,845,765 |  |  |  | 10,000 |  |  |  | 10,000 |

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