Exchange of Thailand N.D. Rubber Public Company Limited (“the Company”) would like to present the MD&A of 4th quarter of 2017 as of 31 December 2017 as follows: QoQ % YoY % THB'm % Income 216.43 213.57

February 22, 2018 SET-18-AC-001 Dear The President The Stock Exchange of Thailand Subject: Clarification of Result’s Operation for the year ended 31 December 2017 According to the resolution of BKD’s

Feb 23, 2018 Subject: Management Discussion and Analysis for Year Ended December 31, 2017 To: Listing Department, Stock Exchange of Thailand Patkol Public Company Limited : Management Discussion and

No No. CC20180204ELE February 23, 2018 Re: Clarification of the changes in operation performance for the year ended 31 December 2017 Attn: The President The Stock Exchange of Thailand Cal-Comp

Stock Exchange of Thailand N.D. Rubber Public Company Limited (“the Company”) would like to present the MD&A for the year 2017 as of 31 December 2017 as follows: QoQ % YoY % THB'm % Net sales 212.16

The Stock Exchange of Thailand T.C.J. Asia Plc. and subsidiaries would like to clarify the operating result of the Company for the year 2017 as follow; Consolidated financial statement Operating

Stock Exchange of Thailand The Board of Directors’ Meeting No. 1/2018 of Jasmine Telecom Systems Public Company Limited (the “Company”) held on February 26, 2018, has resolved to approve the consolidated

: Director and General Manager The Stock Exchange of Thailand Eureka Design Public Company Limited and its subsidiaries (“the Group”) would like to clarify the changes in excess of 20% in the Group’s operating

ที่ BCH No. BCH 018/2018 26 February 2018 Subject : Explanation of the changes in operating results for the year ended 31 December 2017 which exceed 20% To : The President The Stock Exchange of

YONG THAI PUBLIC COMPANY LIMITED 633/14 Sathupradit Road, Yannawa, Bangkok 10120 Thailand Tel. (662) 2943364-8, Fax : (662) 2943373 YTC 1/2018 February 28, 2018 To : The President The Stock Exchange