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Organization and Principal Activities | 12 Months Ended
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Dec. 31, 2025
Organization and Principal Activities [Abstract] |
Organization and principal activities |
| 1. | Organization and principal activities
| (a) | History and organization
UCLOUDLINK GROUP INC. (the “Company”) was incorporated in the Cayman Islands on 25 August 2014 as an exempted company with limited liability under the Companies Law, Cap. 22 (Law 3 of 1961, as consolidated and revised) of the Cayman Islands.
| (b) | Principal subsidiaries
As of December 31, 2025, the details of the Company’s principal subsidiaries were as follows:
Entity |  | Place of incorporation |  | Date of incorporation |  | Relationship |  | % of direct or indirect economic ownership |  |  | Principal activities
UCLOUDLINK (HK) LIMITED |  | Hong Kong |  | 2 September 2014 |  | Subsidiary |  |  | 100 | % |  | Holding company
HONG KONG UCLOUDLINK NETWORK TECHNOLOGY LIMITED |  | Hong Kong |  | 25 October 2010 |  | Subsidiary |  |  | 100 | % |  | Holding company, information technology services and sales of terminals and data related products
Shenzhen Ucloudlink Technology Limited |  | PRC |  | 9 July 2015 |  | Subsidiary |  |  | 100 | % |  | Technology research and development
Shenzhen uCloudlink Co., Ltd. |  | PRC |  | 7 June 2018 |  | Subsidiary |  |  | 100 | % |  | Hardware exportation
Beijing uCloudlink Technology Co., Ltd. (“Beijing uCloudlink”) |  | PRC |  | 29 January 2015 |  | Subsidiary |  |  | 100 | % |  | Holding company
UCLOUDLINK (SINGAPORE) PTE. LTD |  | Singapore |  | 15 May 2017 |  | Subsidiary |  |  | 100 | % |  | Sales and marketing
UCLOUDLINK (UK) CO. LTD |  | UK |  | 13 October 2014 |  | Subsidiary |  |  | 100 | % |  | Sales and marketing
Ucloudlink (America), Ltd. |  | USA |  | 1 August 2016 |  | Subsidiary |  |  | 100 | % |  | Sales and marketing
UCLOUDLINK SDN. BHD |  | Malaysia |  | 24 August 2017 |  | Subsidiary |  |  | 100 | % |  | Sales and marketing
uCloudlink Japan Co., Ltd. |  | Japan |  | 7 March 2018 |  | Subsidiary |  |  | 100 | % |  | Sales and marketing
Shenzhen uCloudlink Network Technology Co., Ltd. (“Shenzhen uCloudlink”) |  | PRC |  | 14 August 2014 |  | Subsidiary |  |  | 100 | % |  | Holder of value-added telecommunications services license, information technology services and sales of terminals and data related products
Beijing uCloudlink New Technology Co., Ltd. (“Beijing Technology”) |  | PRC |  | 15 November 2014 |  | Subsidiary |  |  | 100 | % |  | Information technology services and sales of terminals and data related products
PT UCLOUDLINK TECHNOLOGIES PMA |  | Indonesia |  | 27 September 2018 |  | Subsidiary |  |  | 100 | % |  | Sales and marketing
UCLOUDLINK UK LIMITED |  | UK |  | 24 February 2021 |  | Subsidiary |  |  | 100 | % |  | Sales and marketing
Shenzhen Yulian Cloud Technology Co., Ltd. |  | PRC |  | 22 February 2022 |  | Subsidiary |  |  | 100 | % |  | Sales and marketing
UCLOUDLINK (VIETNAM) COMPANY LIMITED |  | Vietnam |  | 7 March 2025 |  | Subsidiary |  |  | 100 | % |  | Sales and marketing
UCLOUDLINK (IRELAND) LIMITED |  | Ireland |  | 15 September 2025 |  | Subsidiary |  |  | 100 | % |  | Sales and marketing
PetAIVerse Holding Inc. |  | Cayman Islands |  | 19 November 2025 |  | Subsidiary |  |  | 100 | % |  | Holding company

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