Investors Presentation

Investors Presentation Innovate for BETTER Living Patiparn Sukorndhaman Chief Finance Officer, PTT Global Chemical Public Company Limited Invest ASEAN, Malaysia March 2, 2013

2 Agenda PTTGC Business Overview Strategy and Execution Key Financials

PTTGC as a Result Entity of Amalgamation 3

4 Amalgamation Rationale Achieve Global Winning Formula Maximize Integration Reduce Volatility of Raw Materials & Product Prices World - Scale Company Create a Strong Platform for Growth 1 PTT s Petrochemical Flagship Thailand s largest Gas and Liquid base Petrochemical producer with 8 million tons production capacity 2 3 4 Highly Integrated Operations with Strong Feedstock Position Strong Immediate Synergies and Identified Long Term Synergies Product Coverage Across All Major Petrochemical Building Blocks Combined Synergy streams of 765 KTA Significant synergies of US$80m - US$154 m annually by 2015 with NPV of US$535 m US$1,055 m over 15 yrs at 10% discount rate Combined Aromatics and Olefins feedstock with all major intermediate and derivative products 5 Improved Market Position Become top 5 market cap in Thailand and the top petrochemical company in ASEAN * 6 New Product Opportunities *As of Feb, 2011 Capitalize on PTTAR and PTTCH strength and optimize product offering in high value added products

5 PTTGC at a Glance Principal petrochemical company of PTT Group with upstream and downstream businesses Well positioned to invest in new opportunities Largest integrated petrochemical and refined products producer in Thailand and second largest in Southeast Asia (2) One of the few Thai companies producing petrochemical and refined products along the whole carbon chain One of the few gas-based petrochemical producers in Asia with significant cost advantage due to long-term secured feedstock supply agreements and favourable pricing arrangement with PTT Pricing arrangement for gas feedstock is based upon equitable return on investment for both PTT and PTTGC Benefits from PTT s role as primary offtake customer via longterm agreements Strategically co-located and fully integrated production facilities achieve substantial operational and logistic efficiencies Strong domestic market position in Thailand Burma Laos Thailand Gulf of Thailand ASEAN 2012E-2016E GDP CAGR: 4.3% (1) Malaysia Vietnam Cambodia Singapore Indonesia 1. International Monetary Fund as of April 2012. 2. By nameplate capacity as of 31 December 2011, source from company filings and company annual reports.

Organization Chart and Business Units 6

Key Competitive Strengths 1 Strategic Relationship with PTT with Secured Feedstock Position and Offtake Agreements 5 2 Experienced Management with Strong Track Record Highly Competitive Cost Structure with Stable Margin 4 Strong Market Position Across Principal Products 3 Fully Integrated Operations with Flexible Feedstock, Enhanced Optimization and Diversified Product Portfolio 7

Flexible Feedstock and Highly Competitive Cost Structure Feedstock Supply Product Marketing Customers Olefins Others Ethane, Propane, LPG Olefins / Polymers C 2 -C 4 100% Polymers (1) 53% (2) Others Condensate Aromatics C 5 -C 9 47% (2) Crude Oil Refinery C 10 -C 25 29% (2) 71% (2) Others Flexible Feedstock and By-Product Enhancement Feedstock Supply Commercial Agreements PTTGC's refinery business is able to process a variety of crude oil at a competitive cost due to high complexity Availability of feedstock along the whole carbon chain enhances the value of PTTGC by offering increased flexibility for better optimization, resulting in further cost advantages Olefins can be produced from naphtha or ethane directly from the Gulf of Thailand Aromatics can be produced from condensate or reformate from the Refinery Value enhancement from by-product exchange among Olefins, Aromatics and Refinery units for upgrading at the other unit highlights operational integration and efficiency, for instance Refinery unit can use condensate residue and hydrogen from Aromatics unit Aromatics unit can use pygas from Olefins unit Olefins unit can use offgas and C 3, C 4 from Refinery and Aromatics units, respectively 1. PTT owns 50%, PTTGC and IRPC each owns 25% in PTTPM. 2. Six month period ended 30 June 2012. USD/To 1,200 n 1,000 800 600 400 200-2012E (4) 103 318 Product Marketing Commercial Agreements Global Ethylene Cash Cost by Region 799 824 830 883 951 967 1,006 (5) (5) (5) MDE NAM NEA LPG NAM MDE LPG MDE NEA SEA WEP Ethane Ethane Naphtha Naphtha Naphtha Naphtha Naphtha Source: IHS (formerly CMAI) as of July 2012. Note: MDE = Middle East, NAM = North America, NEA = Northeast Asia, SEA = Southeast Asia, WEP = Western Europe. 3. PTTGC ethylene cash cost is based on Company estimate and ethane cracker only. 2012E PTTGC cash cost takes into account the effect of the renewal of gas price agreement. 4. MDE cash costs are average values of Iran and Saudi Arabia. 8

Fully Integrated Petrochemical and Refinery Operations with Diversified Product Portfolio Feedstock Upstream Intermediates Downstream Proximity to Suppliers and Customers Exchange Stream Products By-Products Ethylene EO MEG HDPE LDPE LLDPE Natural Gas Light Naphtha Cracker Propylene EB/SM PO Polyols Ethanolamine Ethoxylate PS ABS OffGas Mixed C4 Butadiene PP Condensate Reformate, Heavy Naphtha Pygas Aromatics Plants C3,C4 Benzene Toluene PTT Phenol Cumene Cyclohexane SBR Phenol PC BPA Acetone Epoxy Resins MMA PMMA Caprolactam Nylon 6 Crude Crude Palm Oil Refinery Condensate Residue, Hydrogen Cracker Bottom, Hydrogen 1. PTTGC does not currently produce these products. REFINERY & SHARED FACILITIES Paraxylene Orthoxylene Oleochemicals AROMATICS OLEFINS POLYMERS TDI/HDI PTA PA Fatty Alcohol Methyl Ester (B-100) EO-BASED PERFORMANCE Potential Product Opportunities (1) GREEN CHEMICALS PU PET Fiber/Resin Plasticizer Petroleum Petroleum Products Products - LPG - Reformate - Light Naphtha Naptha Jet Fuel - Jet Fuel Diesel - Diesel Fuel Oil - Fuel Oil HIGH VOLUME SPECIALTIES 9

Strong Market Position Across Principal Products PTTGC is a leading integrated petrochemical and refined products producer in Southeast Asia (ktpa) Leading ASEAN Players by Petrochemical Nameplate Capacity (1) 11,500 8,261 (2) 6,614 5,099 2,236 1,957 1,199 Petronas PTTGC SCC Indorama Chandra IRPC TPC Source: Company filings, company annual reports. PTTGC Nameplate Capacity as Percentage of Total Capacity in Thailand (3) Revenue Breakdown by Geography (4)(5) 100% 100% 57% 52% 54% 25% 41% 54% 35% 60% Domestic 65% Export 35% Benzene PX Ethylene Propylene HDPE LDPE LLDPE EO MEG Phenol Source: IHS (formally CMAI). 1. Petrochemical nameplate capacity of public ASEAN peer companies as of 31 December 2011. 2. In May 2012, PTTGC completed the acquisitions of 51% stake in Perstorp Holding France and 50% in NatureWorks. PTTGC s total petrochemical nameplate capacity is 8,431 ktpa as of 30 June 2012. 3. Based on total capacity in Thailand as of 31 December 2011. 4. Revenue includes sale of goods and rendering of services. 5. Six months period ended 30 June 2012. 10

FY12 Sales Portion by Business Unit Sales portion in quantity (ton) Refinery Export 32% Green (ME, FA) Export 23% Domestic 68% Domestic 77% Aromatics Export 31% Domestic 69% Total Sales THB 563 billion EO-Based Export 8% Export 65% Olefins Domestic 92% Polymers Domestic 35% By Thailand s Market Share HDPE LDPE Import 22% PTTGC 39% Others 39% Import 33% Others 33% PTTGC 34% Export 30% Domestic 70% LLDPE Import 31% Others 35% PTTGC 34% 11

13 Strategic Direction To be a Leading Chemical Company for Better Living 5 year Investment Budget of USD 4.5 billion 2.5 bn through cash flow from operations 2.0 bn through debt financing

Diversified Product Portfolio and End Markets Current Downstream Products New and Potential Downstream Product Opportunities HDPE LDPE Packaging, Films, Toys, Furniture, Construction Isocyanates, PU (1) PLA ABS Foams, Coatings, Elastomers Films/Cards, Durables, Beverages, Non- Wovens/Fibers SBR LLDPE PS Packaging, Electronic and Electrical Appliances, Automotives PP PC Automotives, Electronic and Electrical Appliances, Packaging, Construction, Paints Epoxy Resins Biodiesel Biodiesel PMMA Ethoxylate Ethanolamine Health and Personal Care Products, Pharmaceutical Nylon 6 Polyester Fiber PET Resin Automotives, Textiles, Agriculture Textiles, Packaging, Furniture, 1. PU is currently a potential product opportunity. 2. PTTGC does not currently produce these products. New Investments Potential Product Opportunities (2) 14

PTTGC Strives for Strong Profitable Growth Sales in THB Bn Based on constant Dubai crude year 2012 at USD 109 per bbl Green ~ 800-900 563 ~ 620-650 HVS New Global Hub Green HVS Debottleneck Synergy Project Excellence Operational Excellence, Marketing Excellence, Capital Expenditure Excellence Expected EBITDA Benefit Uplift 15-30% Actual 2011 Target 2012 2017 Phase 1: Foundation for Growth Phase 2: The Growth Mode Target 2022 We aim to grow ~5 percent p.a. in the next ten years 15

Key Financial Highlights YoY Stronger on volume driven Unit in THB million 2011 2012 % YoY 4Q/2012 Revenue 500,305 562,811 12% 144,595 EBITDA 54,423 55,879 3% 16,281 Net Income 30,033 34,001 13% 10,389 EPS (THB/share) 6.7 7.5 13% 2.3 Adjusted EBITDA* 48,920 55,045 13% 16,312 Note* Exclude impact of inventory value and commodity hedging 17

Segmental Results FY12 Olefins and Olefins Derivatives Business contributed greatly to EBITDA Revenue Breakdown Unit in THB billion Adjusted EBITDA Breakdown Unit in THB billion 270 FY11 FY12 31.6 29.6 FY11 FY12 204 141 114 105 116 11 13 16 16 23 33 8.2 8.8 6.6 4.7 3.1 4.1 0.8 0.8 1.0 4.6 Refinery Aromatics Olefins and Derivative Green Phenol Others Refinery Aromatics Olefins and Derivative Green Phenol Others FY12 Revenue Breakdown (%) FY12 EBITDA Breakdown (%) Adjusted EBITDA Margin by Core BU Phenol Green Olefins 21% Aromatics 2% 3% 6% 20% Others THB 563 Bn Refinery 48% Phenol Green Olefins 2% 8% 2% 57% Others THB 55 Bn 15% Refinery 16% Aromatics FY11 FY12 Refinery 3% 3% Aromatics 3% 8% Olefins and Derivatives 28% 27% Phenol 20% 6% 18

Strong Financial Position Free Cash Flow for Investment Balance Sheet THB Million 60,000 50,000 40,000 FCF for Inv. Debt Service and Dividend 54,878 30,532 Cash + ST Investment CA THB 373 Billion 22.6 44.3 82.6 120.2 THB 436 Billion 60.0 61.2 100.8 136.8 Liab. IBD 32,787 30,000 20,000 10,000-9,431 2,003 FCF for Inv. 7,428 18,054 8,146 FCF for Inv. 9,908 26,795 FCF for Inv. 5,992 FCF for Inv. 24,346 1Q/12 2Q/12 3Q/12 4Q/12 PPE Non CA 235.3 32.4 208.5 240.5 34.6 238.0 Share holders Equity As of Dec 31, 2011 As of Dec 31, 2012 Key Financial Ratios Dividend Solid Payout Ratio Dec 31, 11 Dec 31, 12 ROA 8.05% 7.80% ROE 14.41% 14.28% Net IBD / Equity 0.47 0.32 Net IBD / EBITDA 1.79 1.38 FY11 FY12 EPS (Baht/Share) 6.66 7.54 Dividend (Baht/Share) 2.98 3.40 Payout Ratio (%) 45% 45% 19

Diversified Debt Exposure and Repayment Schedule Debt Profile as at Dec 31, 2012 ST Loan 2% Debenture 54% LT Loan 44% USD & Foreign 37% THB 63% Floated 38% Fixed 62% THB Billion 70.0 Maturity of Financial Debt as at Dec 31, 2012 60.0 PTTGC PPCL Others 50.0 40.0 30.5 30.0 19.2 20.0 11.6 11.9 12.7 11.7 9.5 10.0 7.6 7.7 0.5-2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 Cost of long term debts ~ 5.0% (Include W/H Tax) Average loan life after refinancing - 5.4 Years Treasury policy Net IBD to Equity ratio of 0.7x Net IBD to EBITDA ratio of 2.4x Agency Moody s S&P Credit Rating Baa2 BBB 20

21 PTTGC Earnings Increased amid Low HDPE-Naphtha Spread HDPE-Naphtha Spread in USD/ton PTTGC Net Profit in THB Million 800 Net Profit HDPE-Naphtha Spread 700 600 30,033* 34,001 40000 35000 30000 500 25000 400 16,320* 20000 300 15000 200 100 Year 2010 Year 2011 Year 2012 10000 5000 0 0 Before Amalgamation PTTAR-PTTCH Amalgamation Oct 19, 2011 *pro-forma financial statements for year 2010 and 2011