09:16     <03553>, <04624> & <04838> - Announcement (1)                       

    This announcement appears for information purposes only and does not      
    constitute or offer to acquire, purchase or subscribe for the Warrants    
    (as mentioned below).                                                     
                                                                              
    The Stock Exchange of Hong Kong Limited (the "Stock Exchange" takes no    
    responsibility for the contents of this announcement, makes no            
    representation as to its accuracy or completeness and expressly disclaims 
    any liability whatsoever for any loss howsoever arising from or in        
    reliance upon the whole or any part of the contents of this announcement. 
                                                                              
    MACQUARIE BANK LIMITED(ABN 46 008 583 542)                                
    (incorporated under the laws of Australia)                                
    Derivative Warrants (Stock Codes 3553, 4624 and 4838)                     
    relating to existing issued ordinary H shares of                          
    Yanzhou Coal Mining Company Limited ("Yanzhou" ("Warrants")               
    Matters arising from the bonus issue of Yanzhou                           
                                                                              
    Announcement                                                              
                                                                              
    This announcement sets out details of adjustments ("Adjustments") to      
    the Warrants issued by Macquarie Bank Limited (ABN 46 008 583 542)        
    ("Issuer") following the proposed bonus issue of Yanzhou.  The Adjustments
    will take effect from 26 May, 2005.  The purpose of the Adjustments       
    is to ensure that as far as possible the value of the warrants remains    
    unchanged immediately before and immediately after the bonus issue.       
                                                                              
                                                                              
    Introduction                                                              
                                                                              
    On 26 April, 2005, Yanzhou announced its proposals for a bonus issue of   
    shares in the proportion of six new shares ("Bonus Issue") for every      
    ten existing share of RMB1.00 each of Yanzhou ("Share") held by a         
    Shareholder. Consequently, it is necessary to make the Adjustments to     
    all unexpired single stock derivative warrants on Yanzhou issued by the   
    Issuer in accordance with the terms and conditions ("Conditions") of      
    the Warrants. The Adjustments will take effect from 26 May, 2005 and      
    the purpose of the Adjustments is to ensure that as far as possible       
    the value of the warrants remains unchanged immediately before and        
    immediately after the Bonus Issue.                                        
                                                                              
    Warrants Affected                                                         
                                                                              
    Warrants with entitlement ratio of one Share in respect of every ten      
    Warrants                                                                  
                                                                              
    Each of the Warrants (as set out in the table below) has an entitlement   
    ratio of one Share in respect of every ten Warrants ("Entitlement").      
    If the Bonus Issue is approved by the Shareholders, with effect from      
    and including 26 May,2005 the Entitlement will change from one Share      
    to 1.6 Shares in respect of every ten Warrants. Details of the Warrants   
    affected are set out in the table below.                                  
                                                                              
    Stock Short Name Stock Code Board Lot                                     
    MB-YZ CM@EC0510  3553       20,000                                        
    MB-YZ CM@EC0506  4624       20,000                                        
    MB-YZ CM@EC0607  4838       20,000