PLC. KT Medical Service Co., Ltd. Mr. Wijit Techakasem Director / Managing Director Director / Managing Director Mr. Tanapat Tantiwattanawijit Director / General Manager Director 2/3 (5) Total value of

- 18.392% 0.001% Ms. Kanjana Pongpattanadecha Executive Director Director and General Manager Wife of Dr. Wijit - 24.999% Mr. Tanapat Tantiwattanawijit Director and General Manager Director - 2.574% - Mr

Director and General Manager Wife of Dr. Wijit - 24.999% Mr. Tanapat Tantiwattanawijit Director and General Manager Director - 2.574% - Mr. Theerapat Son-klin - - - 0.354% 3.750% (5) Total value of