Trading Suspension and termination of listing status of PERM-W1

                Sign posted

Subject                                  : Suspend (SP) sign posted due to last 
exercise
Security Symbol
  - Warrant of PERMSIN STEEL WORKS PUBLIC COMPANY LIMITED No. 1 (PERM-W1)
Sign posted                              : SP
Reason                                   :
Last exercise of warrant
Book closing date                        : From 27-May-2022 to 17-Jun-2022
Last exercise date                       : 17-Jun-2022
Date of post "SP" sign                   : From 25-May-2022 to 17-Jun-2022
Notification period for the exercise     : From 02-Jun-2022 to 16-Jun-2022
Delisting date                           : 18-Jun-2022
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