v3.25.4

Summary of Significant Accounting Policies - Schedule of Disaggregated Revenue from Contracts with Customers by Revenue Stream (Details) | 9 Months Ended
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Sep. 30, 2025 HKD ($) | Sep. 30, 2025 USD ($) | Sep. 30, 2024 HKD ($) | Sep. 30, 2023 HKD ($) | Dec. 31, 2022 HKD ($)
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues | $ 7,396,068 | $ 950,541 | $ 12,354,572 |  |
Successor [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues |  |  |  | $ 8,689,749 |
Predecessor [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues |  |  |  |  |
System development [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues | 4,162,140 | 534,918 | 5,903,175 |  |
System development [Member] | Successor [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues |  |  |  | 5,969,112 |
System development [Member] | Predecessor [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues |  |  |  |  |
Hardware installation [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues | 967,210 | 124,305 |  |  |
Hardware installation [Member] | Successor [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues |  |  |  |  |
Hardware installation [Member] | Predecessor [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues |  |  |  |  |
NFT [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues |  |  | 2,600,000 |  |
NFT [Member] | Successor [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues |  |  |  | 1,585,000 |
NFT [Member] | Predecessor [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues |  |  |  |  |
Web and mobile application development [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues |  |  | 800,000 |  |
Web and mobile application development [Member] | Successor [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues |  |  |  |  |
Web and mobile application development [Member] | Predecessor [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues |  |  |  |  |
AI-OCR development [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues | 195,750 | 25,158 | 807,880 |  |
AI-OCR development [Member] | Successor [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues |  |  |  | 80,970 |
AI-OCR development [Member] | Predecessor [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues |  |  |  |  |
Technological support and maintenance service and other services [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues | $ 2,070,968 | $ 266,160 | $ 2,243,517 |  |
Technological support and maintenance service and other services [Member] | Successor [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues |  |  |  | $ 1,054,667 |
Technological support and maintenance service and other services [Member] | Predecessor [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenues |  |  |  |  |

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