1/2 (Translation) Ref. HPIR 004/2018 February 28, 2018 Subject : Management Discussion and Analysis for the year ended December 31, 2017 To : The President The Stock Exchange of Thailand Duplicate

Analysis | 2 Executive Summary In 3Q2018, domestic palm oil production has increased as in other countries, in addition, stock of Crude Palm Oil (CPO) both in Thailand and International market has remained

increase of domestic production and inventory level of crude palm oil, the government decided to increase the biodiesel mandate from B5 to B7 on May 8, 2017. More than that, seasonal impacted to higher yield

government sector introducing stimulus packages, which would cause demand for fuel consumption in the industrial and transport sector to increase. Moreover, the excess of crude oil supply trends to decrease

Ref. DBP. 066 / 2020 May 11, 2020 Subject : Clarification on Operating Results for the 1st Quarter ending March 31, 2020 To : President The Stock Exchange of Thailand Diamond Building Products Public

spread between finished product and crude oil in every product category, and from the higher average crude oil price; resulting in an Inventory Gain of THB 834 million, exceeding 2016’s. Moreover, there

million (-14% QoQ, -5% YoY). EBITDA was recorded THB -2,546 million (-205% QoQ, -230% YoY), whereas Operating EBITDA was THB 1,173 million. With Inventory Loss recorded at THB 3,434 million [including

Baht appreciating against the US Dollar affecting the value of the company’s inventory, resulted in this quarter’s Inventory Loss of THB 1,163 million, negatively affecting the refinery’s business

to an inventory gain of THB 856 million. However, there was a loss from crude and product oil price hedging contract at THB 75 million. Furthermore, the refinery planned to manage the stocks of

R&B Food Supply Public Company Limited 24 February 2020 Re Management Discussion and Analysis for the year 2019 (Revised) Attn. The President The Stock Exchange of Thailand (SET) R&B Food Supply