IMPORTANT PAYMENT SECURITY NOTICE

March 17, 2026

IMPORTANT PAYMENT SECURITY NOTICE

Important Notice: Our Bank Account Remain Unchanged

Dear Valued Customers,

Goldsite Diagnostics Inc. hereby reminds all partners that our official email domain is @goldsite.com.cn, and our bank account details have NOT changed. All payments should be made only to our official account as previously provided.

Recently, there have been cases of fraudulent emails impersonating our company using fake or similar email domains and requesting payments to alternative accounts. Please remain vigilant and carefully verify the sender’s email domain.

If you receive any request involving different bank details, please do NOT proceed and contact your sales representative for confirmation.

Thank you for standing with us to safeguard every transaction.

Goldsite Diagnostics Inc.