Somboon Advance Technology PCL : Dissemination of the notice of the 2017 AGM and forwarding questions on the Company's website.

Somboon Advance Technology Public Company Limited Somboon Malleable Iron Industrial Company limited International Casting Products Company Limited Bangkok Spring Industrial Company Limited

• 129 Moo 2. 5 h KM. e,:mu Tr,l()' Rd.. 11t.¢haJ011u . Ol(JIJltc. S:m,1-1P1t n 105-10 Tn.ailand

SOM800S T()I, 02 726 6500 rax. 02 72 5513

Translation

Ref. SAT-CS 002/2017

March 13, 2017

Subject: Dissemination of the notice of the 2017 AGM and supporting documents and forwarding questions relating to Shareholders Meeting Agendas on the Company's website

To: President of the Stock Exchange of Thailand

Reference is made to the fact that Somboon Advance Technology Public Compa ny Limited

(the "Company") shall convene the 2017 Annual General Meeting of Shareholders on Wednesday April 19, 2017 at 10.00 a.m. at the Army Club, 3,d Floor, Makawan Rangsan Room, Vipahavadi­ Rangsit Road, Samsen Nai, Phayathai, Bangkok to consider various matters in accordance with the agenda, as previously informed.

In order to provide shareholders with another way to access such information, the Company has also made the Notice of the 2017 AGM, together with supporting documents and forwarding questions relating to shareholders meeting agendas available on the Company's website at www.satpcl.co.th part of Investor Relations, under the section of "Shareholders Meeting" from March 13, 2017 onwards. Please note the said documents are the same those to be delivered to shareholders whose names appear in the share register book as at March 7, 2017. Therefore, the forwarding questions relating to shareholders meeting agendas. The shareholders can submit their questions in advance from now until 5 April 2017.

Please be informed accordingly. Sincerely Yours,

-Signature-

Ms. Napatsorn Kitaphanich

Executive Vice President- Corporate Office