: Management explanation and analysis for the year ended 31 December 2017 Attention : The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited (“the Company”) would like to clarify

Page 1 of 4 No. RJH – SET 3/2018 26 February 2018 Subject : Management’s Discussion and Analysis for the fourth Quarter of 2017 and year ended December 31, 2017 To : The President The Stock Exchange

27 February 2018 At: ACC/HO 011/61 Re: Management Discussion and Analysis for the year ended 31 December 2017 To: President The Stock Exchange of Thailand In the first half of 2017 the Thai economy

-Translation- No. ECF2 005/2018 February 28, 2018 Subject: Management Discussion and Analysis of the year ended December 31, 2017 To President The Stock Exchange of Thailand East Coast Furnitech

ที่ บช NO. AC. 001/2018 28 February 2018 Subject: Clarification of changes in operating performance of more than 20% To: The President of the Stock Exchange of Thailand M.K. Real Estate Development

Law on Derivatives ; (17) derivatives business operator under the Law on Agricultural Futures Trading; (18) international financial institution; (19) Deposit Protection Agency; (20) Stock Exchange of

; (17) derivatives business operator under the Law on Agricultural Futures Trading; (18) international financial institution; (19) Deposit Protection Agency; (20) Stock Exchange of Thailand; (21) juristic

) Stock Exchange of Thailand; (21) juristic person in the category of statutory corporation; (22) juristic person whose shares are held by the investors under (1) to (21), in aggregate, exceeding seventy

limited to units which: 1. has securities portfolio; 2. provides services of trading investment units , registered as listed securities, for clients through a member of SET . (9/1) “ SET ” means the Stock

listed securities, for clients through a member of SET. (9/1) “SET” means the Stock Exchange of Thailand; (10) “Office” means the Office of the Securities and Exchange Commission; (11) “units” means