SHANGHAI, July 30, 2025 — Intchains Group Limited (Nasdaq: ICG), a company engaged in providing altcoin mining products, strategically acquiring and holding Ethereum-based cryptocurrencies, and actively developing innovative Web3 applications, today announced it will release its financial results for the second quarter and six-month periods ending June 30, 2025. The announcement will occur after market close on Thursday, August 14, 2025.

The Company plans to host a conference call to discuss these financial results at 8:00 PM U.S. Eastern Time on Thursday, August 14, 2025 (which corresponds to 8:00 AM Beijing Time on Friday, August 15, 2025).

Participant Dial-in Numbers:

U.S. & International (Toll) +1 646-307-1963
China +86 10-8783-3249
Hong Kong (Toll-Free) +852 800-960-994
Singapore +65 3159-1234

Webcast:
A simultaneous audio webcast, which will include accompanying slides, can be accessed through the following link: , or by visiting the investor relations section of the Company’s website .

For those unable to participate in the live webcast, a replay will be made available on the Company’s website shortly after the call concludes.

About Intchains Group Limited
Intchains Group Limited is involved in the provision of altcoin mining products, the strategic acquisition and holding of Ethereum-based cryptocurrencies, and the active development of innovative Web3 applications. For more details, please visit the Company’s website at: .

For investor and media inquiries, please contact:

Intchains Group Limited
Investor Relations
Email:

The Equity Group
Lena Cati, Senior Vice President
212-836-9611 /

Alice Zhang, Associate
212-836-9610 /