Table 1: Overall Financial Performance Unit: million baht Jan-Sep 2018 % Jan-Sep 2019 % Change % YoY Revenue 380.50 100.0% 440.78 100.0% 60.28 15.8% Cost 217.33 57.1% 238.03 54.0% 20.70 9.5% Gross Profit

improvement at Baht 1 million from cancellation of leasehold office building in the beginning of the year.  Finance cost In Q3/2019, finance cost was no change from the prior year same period.  Profit for the

net profit increased by Baht 172 million or 23% even though the company did not receive dividend income from Ratchaburi Power Company Limited (RPCL) as in Q1/2017. The increase in net profit is mainly

of operating results for the year 2019, Ended of December 31, 2019 Unit : Million Baht Power Generation Others Total Change Increase (Decrease) 2019 2018 2019 2018 2019 2018 Amount % Total Revenues

change comparing with the previous year. MTHB % MTHB % Domestic Sales 1. PVC Resins 5,375 26.9 5,418 28.1 2. Caustic Soda 3,920 19.7 4,017 20.8 3. VCM 1,492 7.5 1,667 8.6 4. ECH 905 4.5 649 3.4 5. Others

Baht) Separate financial statements 2018 2017 % Change Sales and Service Income 1,940.22 1,979.16 (1.97) Cost of Sales and Services 1,572.51 1,525.25 3.10 Selling and Administrative Expenses 218.91

like to clarify operating performance of the Company three-month for the Quarter 3/2019 ended 30 September 2019 as the following: change Q3/2019 Q3/2018 increase (decrease) Sales 172.6 171.9 0.4% Other

) Separate financial statements 2019 2018 % Change Sales and Service Income 2,055.48 1,892.88 8.59 Cost of Sales and Services 1,647.83 1,572.51 4.79 Selling and Administrative Expenses 176.25 171.57 2.73

year were as highlighted below ; (Unit : Million Baht) Q2/2017 Q2/2016 % Change Sales 521 501 4 Gross Profit Margin 24% 29% -5 Selling and Administrative Expenses 53 55 -4 Financial Cost 8 9 -11 Net

., BANGKAE, BANGKAE, BANGKOK, THAILAND. 10160 Tel: 02-455-2888 Fax: 02-455-2763 (“TRANSLATION”) TG 195/2560 November 8, 2017 Subject: Clarification of the Operating Result for the significant change Attention