HONG KONG, March 27, 2025 — UCLOUDLINK GROUP INC. (“UCLOUDLINK” or the “Company”) (NASDAQ: UCL), a leading global mobile data traffic sharing marketplace, announced the filing of its Form 20-F annual report with the U.S. Securities and Exchange Commission (the “SEC”) for the fiscal year ending December 31, 2024, on March 27, 2025.

The annual report is available on UCLOUDLINK’s investor relations website at https://ir.ucloudlink.com. Shareholders and American Depositary Share holders can also obtain a free hard copy of the annual report, including audited consolidated financial statements, by contacting the Company’s Investor Relations Department at ir@ucloudlink.com.

About UCLOUDLINK GROUP INC.

UCLOUDLINK operates a global mobile data traffic sharing marketplace, pioneering the sharing economy model within the telecommunications sector. The company’s offerings provide benefits to mobile data users, handset and smart-hardware companies, MVNOs, and MNOs. Utilizing its cloud SIM technology and architecture, UCLOUDLINK aims to improve the mobile data connectivity experience, allowing users to access shared mobile data traffic from network operators while ensuring connectivity, speed, and competitive pricing.

Safe Harbor Statement

This announcement includes forward-looking statements made under the “safe harbor” provisions of the U.S. Private Securities Litigation Reform Act of 1995. These statements are identifiable by terms such as “will,” “expects,” “anticipates,” “future,” “intends,” “plans,” “believes,” “estimates,” “confident,” and similar expressions. Forward-looking statements are present in the financial guidance, management quotations, and UCLOUDLINK’s strategic and operational plans within this announcement. UCLOUDLINK may also issue forward-looking statements in SEC filings, annual reports to shareholders, press releases, written materials, and oral statements by its officers, directors, or employees. Statements about UCLOUDLINK’s beliefs and expectations, and other non-historical facts, are considered forward-looking. These statements involve risks and uncertainties that could cause actual results to differ materially, including but not limited to: UCLOUDLINK’s strategies; future business development, financial condition, and operating results; ability to expand its user base and usage of mobile data connectivity services, and improve operational efficiency; competition in the global mobile data connectivity service industry; changes in revenues, costs, or expenditures; governmental policies and regulations related to the global mobile data connectivity service industry; general economic and business conditions globally and in China; the impact of the COVID-19 pandemic on UCLOUDLINK’s operations and the economy in China and elsewhere; and underlying assumptions. Further information on these and other risks can be found in the Company’s filings with the Securities and Exchange Commission. All information in this press release and attachments is current as of the release date, and UCLOUDLINK is not obligated to update this information unless required by law.

For more information, please contact:

UCLOUDLINK GROUP INC.
Daniel Gao
Tel: +852-2180-6111
E-mail: ir@ucloudlink.com

Investor Relations:
Christensen Advisory
Christian Arnell, Managing Director
Tel: +852 2117 0861
E-mail: ucloudlink@christensencomms.com