Samantha Ma

WINSHINE SCIENCE COMPANY LIMITED 瀛晟科學有限公司 * ( Incorporated in Bermuda with limited liability) （ Stock Code ： 209 ） 30 April 2026 Dear Non-Registered Shareholder 1 , Winshine Science Company Limited (the “Company”) – Notification of Publication of Corporate Communications on the Company ’ s Website A.

Hesai Group 禾賽科技 * （ A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability ） （於開曼群島註冊成立以不同投票權控制的有限責任公司） （ Stock Code 股份代號： 2525 ） 26 January 2026 Dear Non-Registered Shareholder, Arrangement of Electronic Dissemination of Corporate Communications Pursuant to Rule 2.07A of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the “ Listing Rules ”), Hesai Group (the “ Company ” ) has adopted the...

B&K Corporation Limited 華芢生物科技（青島）股份有限公司 ( A joint stock company incorporated in the People’s Republic of China with limited liability ) ( 於中華人民共和國註冊成立的股份有限公司 ) （ Stock Code 股份代號： 2396 ） 26 January 2026 Dear Non-Registered Shareholder, Arrangement of Electronic Dissemination of Corporate Communications Pursuant to Rule 2.07A of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the “ Listing Rules ”), B&K Corporation Limited (the “ Company ” ) has...