File: Attachment Di_News_Release.pdf

NEWS RELEASE

DI DENG ANNOUNCES ACQUISITION OF ADDITIONAL COMMON SHARES OF CASCADIA BLOCKCHAIN GROUP CORP.

FOR IMMEDIATE RELEASE

February 21, 2024, Beijing, China Mr. Di Deng (284-4-107 Dong Yuan Wangjing Baoxing Guoji, Beijing, China 100020) announces that, on February 21, 2024, he acquired ownership of an aggregate of 21,666,667 common shares of Cascadia Blockchain Group Corp. (the "Company") through a private placement transaction at price of $0.03 per share for purchase price of $650,000 (the "Transaction").

After the Transaction, the Offeror owns 57,390,867 common shares represents 60.38% of the 95,043,359 issued and outstanding common shares of the Company. Prior to the Transaction, the Offeror directly owns and controls 35,724,200 common shares.

The common Shares acquired by Mr. Deng are held for investment purposes. These investments will be reviewed on a continuing basis by Mr. Deng and such holdings may be increased or decreased in the future. Mr. Deng may in the future acquire or dispose of the common shares through the open market, privately or otherwise, as circumstances or market conditions warrant.

Mr. Deng has filed an Early Warning Report pursuant to National Instrument 62-103 The Early Warning System and Related Take-Over Bid and Insider Reporting Issues describing the above transaction with the applicable securities regulatory authorities. A copy of the Early Warning Report is available on SEDAR at www.sedar.com under the profile of the Company.

"Di Deng" DI DENG