09:16 BEIJING YANHUA<00325>-Announcement&Resumption of Trading(4) control as Lehman Brothers Asia Limited have been publicly disclosed in the website of the Securities and Futures Commission. Beijing Yanhua Shareholders and potential investors should be aware that implementation of the Proposal is subject to a number of Conditions being fulfilled or waived, as applicable, as set out in the Circular. Therefore, the Proposal may or may not become effective. Beijing Yanhua Shareholders and potential investors are advised to exercise extreme caution when dealing in Beijing Yanhua Shares. As stated in the Circular, both Beijing Feitian and Beijing Yanhua will apply for the necessary approvals in the PRC to complete the Proposal. Subject to, among other things, all the Conditions being fulfilled or waived, in accordance with the expected timetable as set forth in the Circular, withdrawal of the Beijing Yanhua Listing is expected to be effective on Monday, 18 July 2005 (Hong Kong time). Details of the Conditions are set out in the Circular. The Proposal will lapse if it does not become effective on or before Saturday, 31 December 2005 (or such other date as Beijing Yanhua and Beijing Feitian may agree). Beijing Yanhua Shareholders will be notified accordingly by way of a press announcement. Beijing Yanhua Directors intend for the Beijing Yanhua Listing to be withdrawn if the Merger is implemented or be maintained in the event that the Merger is not approved or lapses. On behalf of the board of Sinopec Beijing Yanhua Petrochemical Company Limited Zhou Quansheng Secretary to the Board of Directors Beijing, PRC, 4 March 2005 The taking of the poll results was scrutinised by KPMG, Certified Public Accountants, whose work was limited to the conduct of certain procedures requested by Beijing Yanhua in accordance with the provisions of the Listing Rules to confirm that the poll results summary prepared by Beijing Yanhua were identical with the results shown in the poll forms collected and provided by Beijing Yanhua to KPMG. The work performed by KPMG in this respect did not constitute either an audit or a review made in accordance with Hong Kong auditing standards nor did it include provision of any assurance or advice on matters of legal interpretation or entitlement to vote. Beijing Yanhua Directors jointly and severally accept full responsibility for the accuracy of the information contained in this announcement and confirm, having made all reasonable enquiries, that to the best of their knowledge, opinions expressed in this announcement have been arrived at after due and careful consideration and there are no other facts not contained in this announcement, the omission of which would make any statement in this announcement misleading. As at the date hereof, the Beijing Yanhua Board comprises: Mr. Wang Yongjian, Mr. Yang Qingyu, Mr. Xu Hongxing as executive directors, Ms. Wang Yuying, Mr. Wang Ruihua, Mr. Cui Guoqi and Mr. Xiang Hanyin as non-executive directors, and Mr. Zhang Yanning, Mr. Liu Haiyan and Mr. Yang Xuefeng as independent non-executive directors.