Investment in Underground Optic Fiber Network Project On February 5, 2019, the Company and ALT Telecom Public Company Limited (“ALT”) had entered into a Shareholders Agreement for the participation in the

current assets of Bt6,640 million; property, plant and equipment of Bt8,918 million net; intangible assets of Bt258 million; contract costs of Bt232 million: investment property of Bt161 million; goodwill

assets as of June 30, 2019 amounted to Bt17,015 million, consisting of current assets of Bt6,899 million; property, plant and equipment of Bt9,245 million net; intangible assets of Bt267 million

of current assets of Bt7,627 million; property, plant and equipment of Bt8,731 million net; intangible assets of Bt249 million; contract costs assets of Bt280 million: investment property of Bt161

22% Consolidated Revenue1,2 10,741 8,438 27% 2,788 2,920 2,135 31% Core EBITDA3 1,441 1,004 44% 318 409 256 24% PET 588 296 98% 113 179 91 24% Fibers 240 208 15% 72 55 53 35% Feedstock 613 501 22% 136

Revenue1,2 2,930 3,030 2,618 12% 11,668 9,341 25% Core EBITDA2,3 361 304 388 (7)% 1,392 1,262 10% PET 169 145 180 (6)% 606 471 29% Fibers 62 77 58 9% 266 216 23% Feedstock 138 78 148 (7)% 530 569 (7)% New

17% PET 1,108 1,078 977 13% 4,131 3,775 9% Fibers 607 560 508 19% 2,256 2,087 8% Feedstock 876 831 767 14% 3,348 2,270 47% (2) Core EBITDA 291 239 217 34% 953 711 34% PET 84 65 72 17% 268 277 (3

segment of IVL was adversely impacted due to steeply lower crude oil price impacting margins of MTBE & Int. EG as shale gas lost its advantage against naphtha based producers. • Mobility & Lifestyle Fibers

% 7,852 6,852 15% PET 1,078 1,020 1,016 6% 4,000 3,794 5% Fibers 560 573 526 6% 2,157 2,112 2% Feedstock 831 847 716 16% 3,239 1,971 64% (2) Core EBITDA 239 219 219 9% 879 661 33% PET 65 57 87 (25)% 256 272

West PET 2018 Start-up of Egypt West PET 2018 First full year earnings impact from Glanzstoff, Durafiber, Avgoland Kordarna HVA Fibers 2019 Fiber expansion in Indonesia Necessities Fibers 2019 Full year