-Translation- Ref. WINNER 006/2020 February 27, 2020 Subject: Management Discussion and Analysis (MD & A) for the year 2019 To: The President The Stock Exchange of Thailand 1. Analysis of Overall

แบบแสดงรายการข้อมูลสำหรับการเสนอขายหลักทรัพย์ (แบบ 69-1) 1 No. WHAUP-CFR-A-20002 February 28, 2020 Attention: Managing Director – Stock Exchange of Thailand Subject: Report of Financial Results for

-517-0109-14 Fax 66-2-5170529 February 27, 2017 Subject Management Discussion and Analysis for the year ended December 31, 2016 To Managing Director of Stock Exchange of Thailand Table of Financial Ratio

1 (Translation) MD. 108/2017 Aug 7, 2017 Re: Management Discussion and Analysis For the Operating Results ended June, 2017 To: President The Stock Exchange of Thailand Management Discussion and

* (%) 75.8% 62.9% Debt to equity (times) 1.0 0.8 Assets turnover* (times) 0.5 0.4 Remark: financial ratios were calculated based on The Stock Exchange of Thailand’s formula. *The Company didn’t restate the

1 (Translation) MD. 182 /2017 Nov 8 , 2017 Re: Management Discussion and Analysis For the Operating Results ended September, 2017 To: President The Stock Exchange of Thailand Management Discussion

. Additionally, in September 2017 the Company has registered to the Stock Exchange of Thailand / Market for Alternative Investment for raising fund resulting in cash and cash equivalent in the proportion of 34.50

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 10 November 2017 Re: To clarify the financial statements as of 30 September 2017 To: President The Stock Exchange of Thailand WHA Corporation Public Company

. Attention: President Stock Exchange of Thailand Demeter Corporation Public Company Limited (“DCORP”) (“The Company”) would like to submit the reviewed financial statements for the first nine-month of the year

(Translation) 14th November, 2017 Ref: SET-2017-020 Re: Management's Discussion and Analysis and operating results for the 3rd Quarter 2017 Dear: The President The Stock Exchange of Thailand Filter