(Translation) February 27, 2019 Ref: SET-2019-003 Re: Management's Discussion and Analysis and operating results for the Year 2018 Attn. to: President The Stock Exchange of Thailand Filter Vision

August 14, 2019 Ref: SET-2019-010 Re: Management Discussion and Analysis for Quarter 2’ 2019 Attn. to: President The Stock Exchange of Thailand Filter Vision Public Company Limited and its

(Translation) November 14, 2018 Ref: SET-2018-017 Re: Management Discussion and Analysis for Quarter 3’ 2018 Attn. to: President The Stock Exchange of Thailand Filter Vision Public Company Limited

execution date of the Agreement to sale and purchase shares. For the outstanding share price in the amount of THB 28,954,958.77 (calculated based on the Director’s Loan amount at THB 274,845,041.23) or any

(400,000,0001/ x 100) 861,605,7822/ 46.42% 4.) Number of Shares No. of Shares Issued x 100 No. of paid-up and outstanding Shares Cannot be calculated Remarks 1/ Total project investment cost on 13 August 2015 2

Company Business Partners Debt amount * 243.02 million Baht Debt to Sales ratio** 7.56% Provision for allowance for doubtful accounts 100% of outstanding balance due to the debtor having overdue debt, due

payment for the first half of the year ending June 30, 2018 to shareholders of the Company for Baht 0.06 per share. The total number of outstanding shares entitled for the dividend is 4,554,643,575 shares

), representing 89.12% of the total issued and outstanding shares in Permata (the Transaction) in accordance with the resolution of the Board of Directors’ Meeting No. 12/2019, given on 11 December 2019. Each of

to Non- Institutional Clients for Making Short Sale (No. 9) dated 3 October 2008. -8- (5) 242526 update the value of collateral and outstanding indebtedness in the client’s margin account at least at

gas selling system, gas packaging tanks purchasing system and small-sized gas cylinders quantity control system, inability to audit outstanding balance of petroleum gas stock inventory, gas tanks