Notice of Amendment to U.S. Stock Trading Fee Rate

Dear Valued Client,

Thank you for choosing the services of Changjiang Securities (HK) Brokerage Limited.

According to the press release issued by the U.S. Securities and Exchange Commission (“SEC”), the U.S. stock trading fee rate will be adjusted with effect from 13 May 2025, as below:

Adjusted Item

Current Transaction Fee Rate

Adjusted Transaction Fee Rate

U.S. Stock Trading Fee Rate 
(For sell order only)

0.00278%

0 %

We hereby inform you that our trading fee rate for the U.S. stock will be adjusted in accordance with the aforesaid announcement. For the latest fee rates, please visit our company’s official website from time to time:

https://www.cjsc.com.hk/en/securities

For more details, please visit:

SEC’s official website

https://www.sec.gov/rules-regulations/fee-rate-advisories/2025-2

Should you have any queries, please contact Customer Service Department at tel: (852) 2823-0388 or mainland toll-free hotline: 400-859-5579 for assistance.

Yours faithfully,

Changjiang Securities Brokerage (HK) Limited

May 8, 2025