School Name: สารสาสน์วิเทศศึกษา (Translation) Re: BOD.SET 005/2018 February 23, 2018 Subject: Clarification on the Change in operating results for the year ended December 31, 2017 over 20% compared

ended 31 March 2019 and 2018 are as follows; Unit: THB million Q1-2019 Q1-2018 % Change 1. Revenue from sales and contract work 3.2 1.2 169.6% 1.1 Turnkey Total Solutions 3.2 1.2 169.6% 2. Revenue from

1 Year 2019 Quarter 1 Year 2018 Change %YoY Revenue from sales and services 147.0 158.3 (11.3) (7.1%) Revenue from food and beverage sales 132.4 126.0 6.4 5.1% Total 279.4 284.3 (4.9) (1.7%) Gross

expenses. Other Transaction In Quarter 2/2019, there were Baht 2.1 Million and Baht 3.5 Million from revenues and expenses from new office building and Baht 1.2 Million from loss on change in fair value less

addition, the company had the future loss from trading securities as amount of 44.76 million baht caused from the change of market price of stock from the investment at June 30, 2019. The stock price is

quarter ended 31 March 2018 Consolidated Profit & Loss of NPPG (THAILAND) PCL., Unit : Million Baht Quarter 1 Year 2018 Quarter 1 Year 2017 Change %YoY Revenue from sales and services 158.3 155.5 2.8 1.8

amount of 1,362,900 shares at the price of baht 10 per share, totally 13,629,000 baht. After this situation, Muengloei-Ram will change status from Associated to Subsidiary Company of Ramkhamhaeng

134.11 14.03 Shares of gain (loss) from investments in an associate and a joint venture (1.31) 13.63 0.00 0.00 Gain from change in a joint venture proportion 0.00 (9.87) 0.00 0.00 Gain on sale of

Quarter 3 2017 Increase / (Decrease) % Change Revenues from sales 157.19 77.29 79.90 103.38% Other revenues 0.18 0.34 (0.16) (47.06%) Total revenues 157.37 77.63 79.74 102.72% Cost of sales 57.43 31.62

instruments 184.90 12.08 184.90 12.08 Shares of gain (loss) from investments in an associate and a joint venture (0.43) 19.16 0.00 0.00 Gain from change in a joint venture proportion 0.00 (9.87) 0.00 0.00 Gain