Bangkok, June 8, 2012 ? The SEC has received enquiries about details and conditions of subordinated debentures no.1/2012 to be issued by PTT Exploration and Production Plc. from investors obtaining

% Export 1,215 1,607 32.26% Consumption 298,748 172,863 -42.14% Total Hot Roll Coil & Sheet Thickness < 3 mm. (Unit : Tons) (Excluding Stainless Steel) Jan - Jun 2019 Jan - Jun 2020 % Change Production

Rolled Steel in Thailand The Hot Rolled Steel production in Jan – Jun 2020 was at 1.29 million metric tons, decreasing 10.26% consisting of Hot Roll Coil and Sheet (thin gauge) at 1.24 million metric tons

% Consumption 228,746 120,069 -47.51% Total Hot Roll Sheet (Unit : Tons) (Excluding Stainless Steel, Thickness < 3 mm.) Quarter 2/2016 Quarter 2/2017 % Change Production 544,597 591,962 8.70% Import 1,229,466

% Total Hot Roll Sheet (Unit : Tons) (Excluding Stainless Steel, Thickness < 3 mm.) 2016 2017 % Change Production 2,501,328 2,718,556 8.68% Import 4,197,890 3,440,517 -18.04% Export 12,899 8,668 -32.80

% Import 486,363 424,603 -12.70% Export 3,296 1,654 -49.83% Consumption 658,082 629,154 -4.40% Total Hot Roll Sheet (Unit : Tons) (Excluding Stainless Steel, Thickness < 3 mm.) 2016 2017 % Change Production

1/2019 % Change Production 39,716 42,139 6.10% Import 88,284 111,184 25.94% Export 16,680 995 -94.03% Consumption 111,320 152,328 36.84% Total Hot Roll Sheet (Unit : Tons) (Excluding Stainless Steel

2016 Pe rfo rm an ce Group Revenues 3,292 2,897 Group Sales Volume (k tons) 182 187 Group EBITDA 213 109 Group Net Profit (Loss) 65 (30) HR C HRC Sales (k tons) 182 187 HRC Production Volume (k tons) 190

% Change Production 126,216 89,106 -29.40% Import 197,313 189,872 -3.77% Export 896 16,833 1778.34% Consumption 322,633 262,145 -18.75% Total Hot Roll Sheet (Unit : Tons) (Excluding Stainless Steel

last year. Meanwhile, imports of Hot Rolled Steel decreased by 14% and Domestic Production increased on 11.5% compared to same period last year. The trade war between USA-China, high imports due to