Delisting

Subject                                  : Delisting
Company name
  - SINO-THAI ENGINEERING AND CONSTRUCTION PUBLIC CO.,LTD. (STEC)
Delisted date                            : 29-Oct-2024
Reason                                   :
  - Voluntary delisting of securities
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Investor Alert News

As Stecon Group Public Company Limited (STECON) has made a tender offer for the 
securities of Sino-Thai Engineering and Construction Public Company Limited
(STEC) for corporate shareholding restructuring, at a swap ratio of 1 common
shares of STEC for 1 common shares of STECON, the tender offer period was during
August 19, 2024 - October 21, 2024 which was already completed. Currently, SET
has already announced that STECON will be listed securities on October 29, 2024
in place of STEC which will be delisted on the same day.

Therefore, SET recommends the investors to be careful in trading STEC's 
securities during this period since STEC's securities will not have secondary
market for trading after STECON's securities will be the listed securities on
the Exchange in place of STEC's securities, which will be delisted accordingly.
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