SECURITIES (DISCLOSURE OF INTERESTS) DAILY SUMMARIES - (GEM)                                                   PRINTED: 06/08/02  PAGE:   1
                                                                                      SUBSTANTIAL SHAREHOLDERS' NOTIFICATIONS REPORT

STOCK NAME :  Jiaoda Withub                                 * ISC as at 05/08/02 :              N.A.
Name of Sub. Shareholder   Date     Reason    Present Bal.     Previous Bal.             Share Jointly Held                          Corporate Interest                          Family Interest                  Note
------------------------ -------- ---------- ---------------  ---------------  -----------------------------------------  -----------------------------------------  ----------------------------------------- -----------
SHANGHAI HUIXIN INVESTM- 31/07/02 2               57,000,000             N.A.                                                                                                                                  N1         
ENT OPERATION COMPANY L-                                                                                                                                             
IMITED                                                                                                                                                               

SHANGHAI JIAO TONG UNIV- 31/07/02 2              114,000,000             N.A.                                             SHANGHAI JIAODA INDUSTR-       28,500,000                                            N1         
ERSITY                                                                                                                    IAL INVESTMENT MANAGEME-                   
                                                                                                                          NT (GROUP) LTD                             

                                                                                                                          SHANGHAI JIAODA NANYANG-       85,500,000                            
                                                                                                                           COMPANY LTD                               

SHANGHAI JIAODA NANYANG- 31/07/02 2               85,500,000             N.A.                                                                                                                                  N1         
 COMPANY LIMITED                                                                                                                                                     

SHANGHAI TECHNOLOGY INV- 31/07/02 2               57,000,000             N.A.                                                                                                                                  N1         
ESTMENT COMPANY                                                                                                                                                      

SHANGHAI XIN XUHUI (GRO- 31/07/02 2               60,000,000             N.A.                                                                                                                                  N1         
UP) LIMITED                                                                                                                                                          

XUHUI DISTRICT INDUSTRI- 31/07/02 2               60,000,000             N.A.                                             SHANGHAI XIN XUHUI (GRO-       60,000,000                                            N1         
AL ASSOCIATION                                                                                                            UP) LTD                                    

STOCK NAME :  Medical Chi                    (08186)        * ISC as at 02/08/02 :         800,000,000

Name of Sub. Shareholder   Date     Reason    Present Bal.     Previous Bal.             Share Jointly Held                          Corporate Interest                          Family Interest                  Note
------------------------ -------- ---------- ---------------  ---------------  -----------------------------------------  -----------------------------------------  ----------------------------------------- -----------
LI WO HING               29/07/02 1              242,920,000      245,120,000                                             PEOPLE MARKET MANAGEMEN-      212,320,000                                            N5         
                                                                                                                          T LTD                                      


                    * ISC refers to the latest Issued Share Capital of the listed company recorded by the Exchange as at the date of this summaries.  It might not promptly reflect 
                      changes caused by share placements, rights issue, bonus issue, etc.  Readers should exercise caution when using these figures.

                                                                                               *****  END OF REPORT  *****

NOTES

N1      The substantial shareholder initially disclosed its Domestic
        Shares holding of Shanghai Jiaoda Withub Information
        Industrial Company Ltd.

N2      The shares of Maxon Investment Ltd are held by Mightypattern
        Ltd.

N3      Consideration per unit: $1,443,512

N4      Consideration per unit: $74,987

N5      Please refer to the company's announcement of 24 July 2002.