SECURITIES (DISCLOSURE OF INTERESTS) DAILY SUMMARIES - (GEM)                                                   PRINTED: 20/03/03  PAGE:   1
                                                                                      SUBSTANTIAL SHAREHOLDERS' NOTIFICATIONS REPORT

STOCK NAME :  Cyber On-Air                   (08118)        * ISC as at 18/03/03 :          83,144,786

Name of Sub. Shareholder   Date     Reason    Present Bal.     Previous Bal.             Share Jointly Held                          Corporate Interest                          Family Interest                  Note
------------------------ -------- ---------- ---------------  ---------------  -----------------------------------------  -----------------------------------------  ----------------------------------------- -----------
COMPANION BUILDING MATE- 05/03/03 1,4,7           22,868,656       22,868,656                                             QANTEX LTD                     22,868,656                                            N1         
RIAL (BVI) LIMITED                                                                                                                                                   

COMPANION BUILDING MATE- 05/03/03 1,4,7           22,868,656       22,868,656                                             QANTEX LTD                     22,868,656                                            N1         
RIAL (HOLDINGS) LIMITED                                                                                                                                              

COMPANION MARBLE (BVI) - 05/03/03 1,4,7           22,868,656       22,868,656                                             QANTEX LTD                     22,868,656                                            N1         
LIMITED                                                                                                                                                              

DONG FANG GAS HOLDINGS - 05/03/03 1,4,7           22,868,656       22,868,656                                             QANTEX LTD                     22,868,656                                            N1  N2     
LIMITED                                                                                                                                                              

GOLD CLOUD AGENTS LIMIT- 05/03/03 1,4,7           22,868,656       22,868,656                                             QANTEX LTD                     22,868,656                                            N1         
ED                                                                                                                                                                   

QANTEX LIMITED           05/03/03 1,7             22,868,656       22,868,656                                                                                                                                  N1         

SKYNET (INTERNATIONAL G- 05/03/03 1,4,7           22,868,656       22,868,656                                             QANTEX LTD                     22,868,656                                            N1         
ROUP) HOLDINGS LIMITED                                                                                                                                               

SKYNET LIMITED           05/03/03 1,4,7           22,868,656       22,868,656                                             QANTEX LTD                     22,868,656                                            N1         

STOCK NAME :  M Channel                      (08036)        * ISC as at 18/03/03 :       1,060,901,300

Name of Sub. Shareholder   Date     Reason    Present Bal.     Previous Bal.             Share Jointly Held                          Corporate Interest                          Family Interest                  Note
------------------------ -------- ---------- ---------------  ---------------  -----------------------------------------  -----------------------------------------  ----------------------------------------- -----------
SUN MEDIA GROUP HOLDING- 07/03/03 1,2            560,000,000                0                                                                                                                                  N3         
S LIMITED                                                                                                                                                            


                    * 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.
                                                                               SECURITIES (DISCLOSURE OF INTERESTS) DAILY SUMMARIES - (GEM)                                                   PRINTED: 20/03/03  PAGE:   2
                                                                                      SUBSTANTIAL SHAREHOLDERS' NOTIFICATIONS REPORT

STOCK NAME :  Sing Pao Media                 (08010)        * ISC as at 18/03/03 :         468,424,181

Name of Sub. Shareholder   Date     Reason    Present Bal.     Previous Bal.             Share Jointly Held                          Corporate Interest                          Family Interest                  Note
------------------------ -------- ---------- ---------------  ---------------  -----------------------------------------  -----------------------------------------  ----------------------------------------- -----------
SUN MEDIA GROUP HOLDING- 25/02/03 1,3            467,583,794      258,066,950                                             FIRST STAR INTERNATIONA-      258,066,950                                            N4         
S LIMITED                                                                                                                 L LTD                                      

SUN MEDIA GROUP HOLDING- 14/03/03 1,3            351,257,794      467,583,794                                             FIRST STAR INTERNATIONA-      258,066,950                                            N4         
S LIMITED                                                                                                                 L 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      Pursuant to an conditional agreement dated 5 March 2003 ("Agreement")
        entered into by Qantex Limited ("Qantex"), Cyber Network Technology
        Limited ("Cyber Network") and Skynet (International Group)
        Holdings Limited, Qantex has agreed to sell, and Cyber Network has
        agreed to purchase, 22,868,656 shares of HK$0.01 each ("Sale Shares")
        in the capital of Cyber On-Air Group Company limited on terms and
        conditions as set out in the Agreement.  The consideration for
        the sale and purchase of the Sale Shares shall be HK$1,676,272,
        which shall be paid by Cyber Network to Qantex in cash at completion.
        Completion of the sale and purchase of the Sale Shares is subject
        to the fulfillment or waiver of certain conditions as stipulated in
        the Agreement by 30 June 2003 (or such later date as the parties to
        the Agreement may agree in writing).  As at the date hereof,
        completion of the sale and purchase of the Sale Shares has not taken
        place.

N2      The Company is formerly known as Companion Building Material
        International Holdings Limited.

N3      Pursuant to a conditional agreement dated 7 March 2003 ("Agreement")
        made between Sun Media Group Holdings Limited )("Sun Media") and M
        Channel Corporation Limited ("M Channel"), Sun Media agrees to
        sell and M Channel agrees to purchase the entire issued share
        capital of Sun Education Television Network Limited at a total
        consideration of HK$40,000,000 to be satisfied as to HK$14,000,000
        by the issue of 560,000,000 new shares in the capital of M
        Channel and as to HK$26,000,000 by the issue of a convertible note
        which entitles the holder thereof to convert the outstanding
        amount into new shares of M Channel at any time within 5 years
        from the date of issue at an initial conversion price of HK$0.025
        per share.  Completion will take place on or before the 3rd
        business days after the date on which the conditions set out in
        the Agreement are fulfilled or waived and the long stop date for
        such fulfilment or waiver is 30 June 2003 or such later date as
        may be agreed by the parties to the Agreement.  Please also refer
        to the Company's announcement previously made on 14 February, 2003.

N4      Please refer to the Company's announcement of 25 February, 2003.

N5      On 11th December 2002, Multiactive Software Inc. ("Multiactive")
        completed a plan of arrangement (the "Arrangement") with its
        shareholders and Maximizer, Multiactive's wholly owned subsidiary.
        Under the Arrangement, shareholders of Multiactive exchanged each
        of their common shares of Multiactive for common shares of
        Maximizer on a one-for-one basis.  Holders of options to purchase
        common shares in Multiactive also exchanged their options for
        options in Maximizer on a one-for-one-basis on the same terms and
        conditions as the Multiactive options.  On 15th December 2002,
        Maximizer acquired all of the assets and liabilities of Multiactive.
        The shares of Maximizer commenced trading on the Toronto Stock
        Exchange in place of the shares of Multiactive on the opening
        for trading on 16 December 2002.