Document of right Certificate of machinery registration no. 420331 Legal rights Absolute ownership Liability Kudun and Partners PS Limited as the mortgagee on the behalf of debenture creditor, and attorney

, Bangkok 10900, Thailand Fax : (662) 936-1669 ทะเบียนเลขที่ 0107554000097 Registration No. 0107554000097 HYDROTEK PUBLIC COMPANY LIMITED บริษทั ไฮโดรเท็ค จ ำกดั (Translation) No. 024/0461 April 4, 2018

registration statement neither represents that the Ministry of Finance of Thailand, the Securities and Exchange Commission or the Office of the Securities and Exchange Commission have suggested investment in the

of the SEC Office □ Supporting document items are completed. □ Supporting documents items are not completed, and shall request for additional supplementary document as follows; 1

document items are completed. □ Supporting documents items are not completed, and shall request for additional supplementary document as follows; 1. …………………………………………………………….. 2. …………………………………………………………….. 3

Rama II Road (Thonburi – Paktor) Moo 2 Kalong Sub-district, Muang Samut Sakhon District, Samut Sakhon Document of right Certificate of machinery registration no. 420331 Legal rights Absolute ownership

the trust instrument; “registration statement” means the registration statement of an offer for sale of securities in the category of unit; “financial advisor” means a financial adviser whose name

, including, mobile phone numbers, email addresses, addresses on the identification cards, addresses on the house registration, permanent address, home telephone numbers, and facsimile numbers. Sensitive data

, Bangkok 10900, Thailand Fax : (662) 936-1669 ทะเบียนเลขท่ี 0107554000097 Registration No. 0107554000097 HYDROTEK PUBLIC COMPANY LIMITED บริษทั ไฮโดรเท็ค จ ำกดั (Translation) No. 031/0461 April 12, 2018

, Bangkok 10900, Thailand Fax : (662) 936-1669 ทะเบียนเลขท่ี 0107554000097 Registration No. 0107554000097 HYDROTEK PUBLIC COMPANY LIMITED บริษทั ไฮโดรเท็ค จ ำกดั (Translation) No. 037/0561 May 8, 2018 Subject