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Report of Acquisition or Disposition of Securities of BEC World Public Co.,Ltd 1. Date of filing : February 24, 1998 2. The purpose of this report is (/) to comply with section 246 of the Securities and Exchange Act B.E. 2535 ( ) to correct or amend & previous report dated........ 3. Date of acquisition or disposition : January 23,1998 4. This is a report of (/) an acquisition ( ) a disposition of securities of BEC World Public Co.,Ltd which is (/) a company whose securities are listed on the SET ( ) a company whose securities are traded in an over-the- counter center established under section 204 (OTCC) ( ) a public limited company 5. Name of the person(s) making the disposition (state name, current address and telephone number) Prudential Portfolio Managers Singapore Limited(PPMS) 10 collyer Quay # 07-05/06 Singapore 049315 6. Type of securities disposition of (/) shares ( ) certificates representing the right to purchase shares exercise ratio = 1 unit : ....share(s) ( ) other securities which may be converted into shares (state type)..................... conversion ratio = 1 unit :..........share(s) 7. Number of securities disposition of 9,655,100 shares repesenting 4.83 percent of number of securities sold. 8. The disposition item 7 was a result of (If there were more than one case applicabl. Check all cases that apply and state percentage in each case) Acquisition (/) a purchase on the Stock of Thailand (SET) ( ) a purchase in an OTCC ( ) an acquisition of shares through the exercise of warrants or conversion of rights under other securities ( ) a purchase of new shares ( ) others .................................. Disposition ( ) a sale to the offer in a tender offer ( ) a sale on the SET ( ) a sale in an OTCC ( ) others .................................... In the case of a share disposition of 5 per cent more of total number of sharcs sold, state name of buycr (If known)................... 9. Number of securities held after the disposition 10,458,500 representing 5.23 percent of total number of securities sold. 10. (In the case of acquisition) state the highest price per unit of securities paid for the acquisition during the 90 days before and including the date of acquisition in 3. Price : 228.00 baht/share (which were the price of acquisition on (date) November 7, 1997 11. Name of person filling the report (state name, current address and telephone number, and whether or not the report is filed on behalf of person(s) in 5. Vana Bulbon is exporting on behalf of PPPMS 6 Indus Rd # 09-07, Emerald Park Tower 1, Singapore Tel.65 256 4171 12. (In the case of an acquisition giving rise to an obligation to make a lender offer for all securities under Parl l of the SEC's Notification on the Rules, Conditions and Procedures for Acquision of Securities for a Business Takeover dated March 6, B.E.2538) ( ) A tender offer for all securities will be made. or ( ) The shares so acquired will be disposed of as stipulated by his voting rights SEC, and the holder pronises not to exercise his voting rights corresponding to shares so aquired. or ( ) A wiver from the reqirement to make a tender offer has been obtained from the office of the SEC as per its lelter ref.......dated..... or ( ) A waiver from the requirement to make a tender offer has been obtained from the Office of the SEC as approved by the shareholders in a shareholdcrs meeting on (date).....