Management Name : Miss SUMALEE JAROENCHAIPONG | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 08/12/2015

Taechaubol Acquisition Stock 17.4191 0.0457 12.4681 01/08/2022 30.9463 0.0632 22.1326   246022142212-1 JCK Mrs. Sumalee Ongcharit Disposition Stock 6.6549 1.9326 4.7222 09/06/2021 6.6549 1.9326 4.7222

. WIBOON SANGWITHAYANON Reporter Warrant 03/03/2021 60,000 0.65 Sale Link WIIK PUBLIC COMPANY LIMITED (WIIK) Mrs. SUMALEE ONGCHARIT Reporter Common Share 13/01/2021 183,000 2.43 Purchase Link WIIK PUBLIC

. Sumalee Asakan Acquisition Stock 0.1498 15.8501 16 14/12/2021 0.1498 15.8501 16   246015362112-1 GSC Mr. Jakaphan Asakan Disposition Stock 16 15.8501 0.1498 14/12/2021 16 15.8501 0.1498   246015332112-1 GSC

. Sumalee Asakan Acquisition Stock 0.1498 15.8501 16 14/12/2021 0.1498 15.8501 16   246015362112-1 GSC Mr. Jakaphan Asakan Disposition Stock 16 15.8501 0.1498 14/12/2021 16 15.8501 0.1498   246015332112-1 GSC

9 9 0 11/05/2022 9 9 0   246018472205-1 GSC Mr. Navat Tangtung Acquisition Stock 0.0399 15.4 15.4399 11/05/2022 0.0399 15.4 15.4399   246018412205-1 GSC Mrs. Sumalee Asakan Acquisition Stock 0.1498

/10/2020 21.8672 4.5351 17.3321   246006902011-1 DIMET Mr. Chinchai Leenabunjong Disposition Stock 5.111 0.3996 4.7114 04/10/2019 5.111 0.3996 4.7114   246000701910-1 DIMET Mrs. Sumalee Ongcharit

. Mr. Somchai Laosaichuae 150,000 1.43 11. Ms. Pattawan Sangnate 150,000 1.43 12. Mr. Sophon Samairat 133,500 1.27 13. Mr. Charoenrat Wilairat 130,000 1.24 14. Mrs. Sumalee Kongbamroong 108,500 1.03 15

Common Share 14/12/2021 32,002,376 Revoked by Reporter - Acceptance of Transfer Link GLOBAL SERVICE CENTER PUBLIC COMPANY LIMITED (GSC) Mr. PRAYOON ASAKAN Spouse / Cohabiting Couple (Mrs. SUMALEE ASAKAN

. Mr. Somchai Laosaichuae 150,000 1.43 11. Ms. Pattawan Sangnate 150,000 1.43 12. Mr. Sophon Samairat 133,500 1.27 13. Mr. Charoenrat Wilairat 130,000 1.24 14. Mrs. Sumalee Kongbamroong 108,500 1.03 15