Dear Partners,

We hereby inform you that Suwei (Shanghai) Co., Ltd. has been renamed Sisoco (Shanghai) International Trading Co., Ltd. as of December 3, 2024. This name change has been made to more clearly reflect our current affiliation with the Syensgo Group.

Please note that this renaming will not affect any existing contractual or business relationships between us. Whether before or after the name change, our company remains the same legal entity. We kindly request that, upon receipt of this notice, you begin using the new letterhead of Sisoco (Shanghai) International Trading Co., Ltd. when contacting us.

Following completion of the name change, our bank account name will also be updated accordingly. We will issue a separate notification once this update is finalized. Until you receive our official notice regarding the change in bank account details, please continue making payments to our original bank account information.

Other company details—including our registered address, telephone number, bank account number, unified social credit code, and scope of business—remain unchanged.

Should you have any questions or require further information, please feel free to contact your dedicated account manager. Contact information, including names, phone numbers, and email addresses, remains the same.

Thank you for your continued trust and support. We look forward to maintaining a successful partnership with you.

Best regards,

Sisoco (Shanghai) International Trading Co., Ltd.

December 3, 2024

2026-07-02