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Share Capital - (Details) | Dec. 31, 2025 HKD ($) $ / shares shares | Dec. 31, 2025 $ / shares | Dec. 31, 2024 HKD ($) $ / shares shares | Dec. 31, 2024 $ / shares | Dec. 31, 2023 HKD ($) $ / shares shares
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Value of Shares [Abstract] |  |  |  |  |
Share capital | $ 1,560 |  | $ 1,560 |  |
Ordinary shares | Class A ordinary shares |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |
Par value per share (in US Dollars per share) | (per share) | $ 0.0001 | $ 0.0001 | $ 0.0001 | $ 0.0001 | $ 0.0001
Number of Shares [Abstract] |  |  |  |  |
Number of shares authorised (in shares) | shares | 1,350,000 |  | 1,350,000 |  | 1,350,000
Number of shares issued and fully paid | shares | 1,350,000 |  | 1,350,000 |  | 1,350,000
Value of Shares [Abstract] |  |  |  |  |
Authorized share capital | $ 135 |  | $ 135 |  | $ 135
Share capital | $ 135 |  | $ 135 |  | $ 135
Ordinary shares | Class B ordinary shares |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |
Par value per share (in US Dollars per share) | (per share) | $ 0.0001 | $ 0.0001 | $ 0.0001 | $ 0.0001 | $ 0.0001
Number of Shares [Abstract] |  |  |  |  |
Number of shares authorised (in shares) | shares | 650,000 |  | 650,000 |  | 650,000
Number of shares issued and fully paid | shares | 650,000 |  | 650,000 |  | 650,000
Value of Shares [Abstract] |  |  |  |  |
Authorized share capital | $ 65 |  | $ 65 |  | $ 65
Share capital | $ 65 |  | $ 65 |  | $ 65

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