CSE bulletin 2025-0717

Cascadia Blockchain Group Corp. has changed its name to World Blockchain Corp.

Shares will begin trading under the new name and with a new Cusip number on July 22, 2025.

The symbol will remain the same.

Disclosure documents are available on the Canadian Securities Exchange website.

Please note that all open orders will be cancelled at the end of business on July 21, 2025. Dealers are reminded to re-enter their orders.

Effective date:  July 22, 2025

Symbol:  CK

New Cusip No.:  98143E 10 1

New ISIN:  CA 98143E 10 1 6

Old Cusip No.:  14739C 10 2

Old ISIN:  CA 14739C 10 2 3