ไฮโดรเท็ค จํากดั (Translation) No. 024/0461 April 4, 2018 Subject Notification of the Board of Directors No.6/2018 Re: Convening the Extraordinary Shareholders’ Meeting No.1/2018; an Acquisition of

   18/01/1996 3. Notification of the Securities and Exchange Commission  Kor Thor. 25/2560 Specification of Paid-up Registered Capital of Securities Business License Applicant and Licensee   31/10/2017 01

e-service Online Submission Investment Advisory >>   Type Title Section See document Status Notified Date Effective Date 1. Notification of the Securities and Exchange Commission  Kor Thor. 25/2560

e-service Online Submission Derivatives Fund Manager Business >>   Type Title Section See document Status Notified Date Effective Date 1. Notification of the Securities and Exchange Commission   35

. Notification of the Securities and Exchange Commission  KorChor. 9/2555 Determination of Definitions of Institutional and High Net Worth Investors   09/07/2012 01/08/2012 3. Notification of the Securities and

Unofficial Translation Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference. Notification of the Capital Market

loss of damages arising from or related to its use. ------------------------------- The Office of the Securities and Exchange Commission Notification of the Office of the Securities and Exchange

. 5. General Characteristics of the Transaction Transaction Type: Acquisition or Disposal of Assets of Category 2 as classified following the Notification of the Stock Exchange of Thailand Consideration

neither undertake any responsibility for its accuracy nor be held liable for any loss or damages arising from or related to its use. ---------------------- Notification of the Capital Market Supervisory

season. However, in Q3/2018, the company received the dividend income from Ratchaburi Power Company Limited (RPCL) in the amount of Baht 135 million. The net profit in Q3/2018 slightly rose by Baht 11