Page 1 of 3 T.K.S. TECHNOLOGIES % GP Q1’19 Q1’18 As Reported Total GP 25.0% 23.0% Company 27.1% 23.0% TBSP 22.2% - For the 1st quarter 2019, consolidated %GP reported at 25.0%, while showed of 23.0

7.3727 0 30/08/2021 7.3727 7.3727 0   246012982109-1 TIP KRUNG THAI BANK PUBLIC COMPANY LIMITED Disposition Stock 10 10 0 30/08/2021 10 10 0   246012952109-1 TIP GOVERNMENT SAVINGS BANK Disposition Stock

Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No PRG THANACHART CAPITAL PUBLIC COMPANY LIMITED Acquisition

Held Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No KCE KASIKORN ASSET MANAGEMENT COMPANY LIMITED

) FUND III LP Acquisition Stock 0.9111 15.7137 16.6249 27/08/2021 1.0719 15.7137 16.7857   246012902108-1 U SAHA PATHANA INTER-HOLDING PUBLIC COMPANY LIMITED Disposition Stock 6.0287 1.1266 4.902 27/08

Held Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No MALEE ABICO HOLDINGS PUBLIC COMPANY LIMITED Disposition

Held Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No PK BANGKOK BANK PUBLIC COMPANY LIMITED Disposition

Held Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No NYT KRUNGSRI ASSET MANAGEMENT COMPANY LIMITED

Held Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No RWI CAPITAL ENGINEERING NETWORK PUBLIC COMPANY LIMITED

  246024202304-1 TIDLOR BBL ASSET MANAGEMENT COMPANY LIMITED Disposition Stock 5.0076 0.037 4.9705 28/04/2022 5.0076 0.037 4.9705   246018182204-1 TIDLOR BBL ASSET MANAGEMENT COMPANY LIMITED Acquisition Stock