Conference Call Scheduled for 8:30 a.m. U.S. Eastern Time on Wednesday, August 13, 2025

HONG KONG, Aug. 06, 2025 — UCLOUDLINK GROUP INC. (“UCLOUDLINK” or the “Company”) (NASDAQ: UCL), the world’s pioneering and leading mobile data traffic sharing marketplace, today announced that its unaudited financial results for the second quarter, which concluded on June 30, 2025, will be released before U.S. markets open on Wednesday, August 13, 2025.

Management will conduct a conference call to discuss these results at 8:30 a.m. U.S. Eastern Time / 8:30 p.m. Hong Kong Time on the same day.

Participants can join the call by dialing:

International: +1-412-902-4272
US (Toll Free): +1-888-346-8982
UK (Toll Free): 0-800-279-9489
UK (Local Toll): 0-207-544-1375
Mainland China (Toll Free): 400-120-1203
Hong Kong (Toll Free): 800-905-945
Hong Kong (Local Toll): +852-3018-4992
Singapore (Toll Free): 800-120-6157

Call participants are requested to dial in at least 10 minutes before the scheduled commencement time and ask to be connected to the “UCLOUDLINK GROUP INC.” call. Additionally, a live and archived webcast of the conference call will be accessible at .

A telephone replay will be accessible one hour after the conference concludes until August 20, 2025, by dialing:

US (Toll Free): +1-877-344-7529
International: +1-412-317-0088
Canada (Toll Free): 855-669-9658
Replay Passcode: 1105774

About UCLOUDLINK GROUP INC.
UCLOUDLINK is recognized as the world’s initial and foremost mobile data traffic sharing marketplace, having pioneered the sharing economy business model for the telecommunications industry. The Company’s offerings deliver unique value propositions to mobile data users, companies producing handsets and smart hardware, mobile virtual network operators (MVNOs), and mobile network operators (MNOs). By leveraging its innovative cloud SIM technology and architecture, the Company has fundamentally reshaped the mobile data connectivity experience, enabling users to access mobile data traffic allowance shared by network operators on its marketplace, while ensuring reliable connectivity, high speeds, and competitive pricing.

For more information, please contact:

UCLOUDLINK GROUP INC. Investor Relations: Christensen Advisory
Daniel Gao Christian Arnell, Managing Director
Tel: +852-2180-6111 Tel: +852-2117-0861
E-mail: E-mail: