CWTACC2020/006 August 14, 2020 Subject: Managing Discussion and Analysis for Q2/2020 To: Managing Director The Stock Exchange of Thailand The company would like to report to operating results of the

companies to exercise care and caution before investing in digital assets such investment. This is to prevent material impacts on the companies’ financial position or operating results as digital asset

memorandum pursuant to Schedule 2 of the Notification of the Capital Market Supervisory Board No. TorChor. 20/2551 Re: Rules on Entering into Material Transactions Deemed as Acquisition or Disposal of Assets

Ref. DBP. 111 / 2020 August 10, 2020 Subject : Clarification on Operating Results for the 2nd quarter and 6-month period ending June 30, 2020 To : President The Stock Exchange of Thailand Diamond

operating income ratio 45.8% 40.7% 50.7% 5.1% (4.9)% 43.3% 49.4% (6.1)% Return on average assets * 1.07% 1.13% 0.98% (0.06)% 0.09% 1.10% 1.07% 0.03% Return on average equity * 8.38% 8.81% 7.80% (0.43)% 0.58

หนังสือแจ้งการจัดสรรหุ้นสามัญเพิ่มทุน (Translation) O.C.C. Public Company Limited Information Memorandum on Acquisition of Assets October, 2017 Information Memorandum on Acquisition of Assets O.C.C

Global Green Chemicals Public Company Limited Management Discussion and Analysis | 1 Management Discussion and Analysis For the operating results of 1Q2019 Global Green Chemicals Public Company

- 1 - AIT (VP-SEC) 005E/2019 February 26, 2019 Subject: Management's Discussion and Analysis of Operating Results for the year 2018 and Q4-2018 To: The President of the Stock Exchange of Thailand

Company Limited and its subsidiaries (“the Company”) would like to clarify herewith the operating result for the year 2019 as follows:- Financial Position As at 31 December 2019, total consolidated assets

Microsoft Word - GSC MD&A 2019_Q4 - Eng 26.02.2020 -Translation- ELCIDGSC003/2020 Date : 26 February 2020 Subject : Clarification on the changes of the year end 31 December 2019 Operating results To