Management Name : Mr PRASONG JARUNGBENJATHAM | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 04/10/2017

Management Name : Mr PRASONG JARUNGBENJATHAM | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 05/10/2017

Management Name : Mr PRASONG JARUNGBENJATHAM | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 15/11/2017

Management Name : Mr PRASONG JARUNGBENJATHAM | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 17/11/2017

Management Name : Mr PRASONG THARACHAI | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 09/03/2018

Bangkok, June 20, 2012 ? The Settlement Committee has imposed a fine of 80,995,415.67 baht on Prasong Suviwattanachai for manipulating share price of Unique Engineering and Construction PLC (UNIQ

Vongpatarakul, (4) Pichai Kovitkanit, (5) Duangruethai Veerasilapaleart, (6) Prasong Kiatkamolkul, (7) Pattanuch Wangpornpra, (8) Luckkana Sae-Lee (or Premsinee Thanawongsak or Wimonphak Charenthaninchon) and (9

holiday does not fall on any of the holidays listed above or on Saturday and Sunday. Notified this 17 th day of April 2006. – Signature – (Prasong Vinaipat) Deputy Secretary-General Acting Secretary-General

accordingly. Sincerely yours, Prasong Adulratananukul Chief Executive Officer Authorized Signatory

the internal audit unit promptly and following up on such improvement. Notified this 11st day of October 2000. - Signature - (Mr. Prasong Vinaiphat) Deputy Secretary-General Acting Secretary-General