3SBio Inc. — Board/Management Information 2005

May 31, 2005

HONGKONG CHINESE LIMITED 香港華人有限公司[*]

(Incorporated in Bermuda with limited liability) (Stock Code: 655)

RETIREMENT OF EXECUTIVE DIRECTOR

The board of directors (the “Board”) of Hongkong Chinese Limited (the “Company”) announces that Mr. Jesse Leung Nai Chau has retired as an executive director of the Company upon expiry of his current employment contract with the Company on 31st May, 2005. Mr. Leung has confirmed that he has no disagreement with the Board and that there are no matters relating to his retirement that need to be brought to the attention of the shareholders of the Company.

The Board would like to express its heartfelt thanks to Mr. Leung for his valuable contributions to the Company over the years.

By Order of the Board Hongkong Chinese Limited Andrew Hau Secretary

Hong Kong, 31st May, 2005

As at the date of this announcement, the Board comprises eight directors, of which Dr. Mochtar Riady and Mr. Leon Chan Nim Leung are non-executive directors, Messrs. Stephen Riady, John Lee Luen Wai and Kor Kee Yee are executive directors and Messrs. Albert Saychuan Cheok, Victor Yung Ha Kuk and Tsui King Fai are independent non-executive directors.

* For identification purpose only

“Please also refer to the published version of this announcement in The Standard.”