securities 0 19.0045 19.0045 08/11/2021 0 19.0045 19.0045   246014532111-1 INSET Mr. Boonsmit Pukhanasut Disposition Stock 6.4724 2.7597 3.7126 13/07/2021 6.4724 2.7597 3.7126   246012142107-1 INSET Mr

Held Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No IIG Miss Oranuj Suwanggul Disposition Stock 7.026

Held Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No AU Miss Gulapat Kanokwatanawan Disposition Stock

Assets N Hospital Company Limited with additional 16.67 percent To : The President The Stock Exchange of Thailand The Board of Directors’ Meeting of World Corporation Public Company Limited (“the Company

. Suppa-chak Trairatanobhas Acquisition Stock 3.9535 1.3122 5.2657 08/09/2020 3.9535 1.3122 5.2657   246005792009-1 GLOCON TRITON HOLDING PUBLIC COMPANY LIMITED Acquisition Stock 19.7783 0.2316 20.0099 12

Miss Budsayakorn Youngtong Acquisition Stock 8.7861 3.7299 12.516 03/11/2020 8.7861 3.7299 12.516   246006992011-1 OCEAN Miss BUDSAYAKORN YOUNGTONG Acquisition Convertible securities 0 9.1177 9.1177 06

Held Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No JCK Mr. Apichai Taechaubol Disposition Stock 12.4681

Held Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No GJS Miss Aroonsri Rattanatanyaporn Disposition Stock

Held Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No NEWS Mr. Siritaj Rojanepruk Disposition Stock 11.2549

Held Before Acquisition/ Disposition 2 % Group of Held Acquisition/ Disposition 2 % Group of Held After Acquisition/ Disposition 2 Remark 3 File No ACC Mr. Bing Chen Acquisition Stock 7.4457 7.4457