November 11, 2020 Subject: Management’s Discussion and Analysis for the third quarter of 2020 To: The President The Stock Exchange of Thailand (SET) DOD Biotech Public Company Limited and its subsidiaries

October 11, 2019 Re: Clarification of the operating results of company and its subsidiaries for the year ended as at December 31, 2018 To: President The Stock Exchange of Thailand K.C. Property

has disclosed the issue about the procurement process of raw materials to The Stock Exchange of Thailand in Global Green Chemicals Public Company Limited Management’s Discussion and Analysis | 3 2Q2018

1 Ref: AC.031/2017 15 August 2017 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

1 Ref: AC.042/2017 14 November 2017 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

the Stock Exchange of Thailand Attachment: Management Discussion and Analysis ended 31 December 2017 As the Golden Lime Public Company Limited (“the Company”) has submitted the Auditor’s report on the

-1- AIT (VP-SEC) 033E/2020 November 10, 2020 Subject: Management's Discussion and Analysis of Operating Results for Q3–2020 To: The President of The Stock Exchange of Thailand Summary of Operations

Assets 4,618 4,705 -2% Bank overdrafts and short-term loans from financial institutions 1,474 1,512 -2% Trade payables 438 433 +1% Current portion of long-term loans from financial institutions 126 190 -34

% Bank overdrafts and short-term loans from financial institutions 1,474 1,512 -2% Trade payables 436 433 +1% Current portion of long-term loans from financial institutions 126 190 -34% Current portion of

Quarter of 2019 and 6-months period ending 30 June 2019 To The President The Stock Exchange of Thailand We, ZEN Corporation Group Public Company Limited (“the Group”), are pleased to provide you our