3344 Fax. 66 2 654 3323 No. PACE IR2019/001 Date: 28 February 2019 Subject: Explanation of the Operating Results for the year ended 31 December 2018 changing over 20% To: The President The Stock Exchange

Stock Exchange of Thailand PACE Development Corporation Public Company Limited (“the Company”) would like to report the operating results for the year ended 31 December 2018. The details are as follows

[COMPANY NAME] Ref.: EFORL IR008/2019 March 7, 2019 Subject: Management Discussion and Analysis Yearly Ending 31 December, 2018 To President The Stock Exchange of Thailand 1. Overview financial

page 1/6 (TRANSLATION) Ref. WINNER 0004/2019 February 26, 2019 Re Management Discussion and Analysis (MD&A) for the year 2018 and for the year 2017_revised 2 To The President The Stock Exchange of

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 9 May 2019 Re: To clarify the financial statements as of 31 March 2019 To: President The Stock Exchange of Thailand WHA Corporation Public Company Limited (the

Page 1 of 5 - Translation - Ref. WINNER 0018/2019 May 13, 2019 Re Management Discussion and Analysis (MD & A) for Q1/2019 To The President The Stock Exchange of Thailand 1. Analysis of Overall

(Translation) May 15, 2019 Ref: SET-2019-008 Re: Management Discussion and Analysis for Quarter 1’ 2019 Attn. to: President The Stock Exchange of Thailand Filter Vision Public Company Limited and its

3344 Fax. 66 2 654 3323 No. PACE IR2019/004 Date: 15 May 2019 Subject: Explanation of the Operating Results for the three-month period ended 31 March 2019 changing over 20% To: The President The Stock

% Deduct: Treasury stock (114) (114) +0% Total equity of parent Company's shareholders 1,093 1,128 -3% Non-controlling interests 123 126 -2% Total Shareholders' Equity 1,216 1,255 -3% Total Liabilities and

% Authorized share capital 140 140 +0% Issued and fully paid-up share capital 140 140 +0% Share premium 6 6 -0.0% Retained earnings 866 908 -4.6% Other components of equity 196 189 +4% Deduct: Treasury stock