Report on the Results of Sale of Shares (F53-5)

(F 53-5) Form of Report to the Exchange of the Results of the Sale of Shares Sino-Thai Engineering & Construction Public Company Limited 17 January 2006 1. Information relating to the share offering Category of shares offered: Newly issued ordinary shares of Sino-Thai Engineering & Construction Public Company Limited Number of shares offered: 160,000,000 shares Offered to: I International institutional investors (via private placement) The company offers all newly issued shares to UBS Securities PTE Ltd. on 16 January 2006. UBS Securities acts as a settlement agent and reallocate the shares to international institutional investors. All of the placees are foreign institutional investors who are independent from the Company, its major shareholder and management. The investors do not have any intention to participate in the management of the Company other than voting their interest in such shares at any shareholder meetings and each placee is not purchasing the Company's shares from this placement in the amount of more than 5% of the total issued shares of the Company. Placing of the Company's shares complies with the Notification of the Securities and Exchange Commission No. Kor Jor 12/2000 Re: Private Placement Offering price: Baht 12.10 per share Subscription and payment period: 12 - 16 January 2006 2. Results of the sale of shares [ /] Totally sold out [ ] Partly sold out, with .........shares remaining. The company will deal with the remaining shares as follows: ........................................................................... ...................................................... 3. Details of the sale Thai investors Foreign investors Juristic Natural Juristic Natural Total Persons persons persons persons - Number of persons (persons) - - 31 - 31 - Number of shares subscribed - - 160,000,000 - 160,000,000 (shares) - Percentage of total shares - - 100 - 100 offered 4. Amount of money received from the sale of shares Total amount 1,936.00 Baht million Less expense (specify) - Underwriting fee 3.88 Baht million - Share registration fee 0.16 Baht million - Other expenses * 16.52 Baht million Total expense 50.56 Baht million Net amount received 1,885.44 Baht million * Other expenses including financial advisor fee and legal advisor fee. The company hereby certifies that the information contained in this report is true and complete in all respects. Signed ............................................. Authorized Director (Mr.Vallop Rungkijvorasathien) Position President