Management Name : Mr WIJIT TECHAKASEM | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 16/12/2016

Management Name : Mr WIJIT TECHAKASEM | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 19/12/2016

Management Name : Mr WIJIT TECHAKASEM | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 20/12/2016

Management Name : Mr WIJIT TECHAKASEM | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 21/12/2016

Management Name : Mr WIJIT TECHAKASEM | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 16/03/2018

Management Name : Mr WIJIT JIEMWIJITKUL | Type of securities : Common share | Methods of Acquisition / Disposition : Transfer | Transaction Date : 19/02/2016

Management Name : Mr WIJIT JIEMWIJITKUL | Type of securities : Common share | Methods of Acquisition / Disposition : Receive | Transaction Date : 11/02/2016

Management Name : Mr WIJIT JIEMWIJITKUL | Type of securities : Common share | Methods of Acquisition / Disposition : Transfer | Transaction Date : 06/07/2016

Management Name : Mr WIJIT JIEMWIJITKUL | Type of securities : Common share | Methods of Acquisition / Disposition : Receive | Transaction Date : 27/12/2017

: Mutual shareholders Percentage of Shareholding Filter Vision PLC. KT Medical Service Co., Ltd. Mr. Wijit Techakasem 18.39% 0.001% Mr. Theerapat Son-klin 0.36% 3.75% Mutual directors Position Filter Vision