Ref. No. U.SET 023/2018 10 May 2018 Subject: Acquisition of 30 Percent of Ordinary Shares in Vienna House (Thailand) Company Limited To: The President The Stock Exchange of Thailand U City Public

does it require the Company to perf orm any action in accordance w ith the Notification of the Capital Market Supervisory Board No. TorChor. 20/2551 Re: Rules on Entering into Material Transactions

No. INGRS035 22nd November 2019 Subject : Notification on the Establishment of a Subsidiary Company To : The President The Stock Exchange of Thailand Ingress Industrial (Thailand) Public Company

- Translation - CS 27/2019 13 November 2019 Subject: To invest in Glass Bottle Manufacturing Company and Trading Company in Myanmar Attention: President Stock Exchange of Thailand With reference to

Microsoft Word - EFORL IR037-2561EN Ref.: EFORL IR 037/2018 August 15, 2018 Subject: Notification of allocation and subscription of capital increase ordinary shares of WCI Holding Public Company

24 July 2018 To: The President The Stock Exchange of Thailand Re: Q2-2018 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to notify the Company’s Q2-2018 (Apr-Jun

of time and at a higher rate than other currencies in competing markets, especially China. Despite the increase in raw material price and the baht’s strengthening, the Company was capable to maintain a

Ref Ref. 2S_BoD031/2017 November 8th, 2017 Subject: Clarification of the change in operating result more than 20% To : The president The Stock Exchange of Thailand 2S Metal Public Company Limited

-month (Thousands Baht) Change Amount % Revenue from sales , , , .% Other income , , , .% Total Revenue , , , .% Company revenue slightly increased 1.89 percent from the same period of last year, due to

the previous year due to decreased raw material prices and rapid Thai Bath appreciation. 2. Sales cost to revenue ratio decreased by 1.66% (from 95.81% to 94.15%) because the cost of raw materials has