, Bangkok 10900, Thailand Fax : (662) 936-1669 ทะเบียนเลขท่ี 0107554000097 Registration No. 0107554000097 HYDROTEK PUBLIC COMPANY LIMITED บริษทั ไฮโดรเท็ค จ ำกดั (มหำชน) (Translation) No. 089/1060 9 October

(Record Date) on February 23, 2018, and the subscription date and the date of payment for the newly issued ordinary shares on March 20 – 26, 2018. Details on the allocation of the newly issued ordinary

/2018 (Record Date) December 27, 2017 3. The Extraordinary General Meeting of Shareholders No. 1/2018 February 15, 2018 4. Registration of capital increase with the Ministry of Commerce Within 14 days

regard, the Company determined the date for determining the names of shareholders entitled to subscribe and being allocated the newly issued ordinary shares (Record Date) on February 23, 2018, and the

. 2 From the reconsideration of investment in S-TREK, the Board of Directors’ meeting has approved to postpone the investment in S-TREK for the following reasons: 1) Accounting record of S-TREK

facsimile transmission, electronic mail or any other means according to the recipient’s intention. In this regard, record of notification shall be made and written notification shall be sent to the recipient

investor, the investor will represent 40 percent of the Company’s total issued shares (after the paid-up capital registration). Therefore, such issuance and allocation of newly issued ordinary shares is

3.2 Investment management system 3.3 Back office supporting system 3.4 Compliance system 3.5 Documentary preparation and record keeping system Chapter 4 Internal Control System Chapter 1 Organisational

management system 3.3 Back office supporting system 3.4 Compliance system 3.5 Documentary preparation and record keeping system Chapter 4 Internal Control System Page 2 of 32 (Unofficial Translation) Chapter 1

In this Notification: The terms “credit rating”, “bill”, “short-term bill”, “registration statement”, “listed company”, “parent company”, “subsidiary”, “executive”, “controlling person”, “high net