PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITEDPRODUCTS & SOLUTIONSGC PRODUCT BRANDMATERIAL LABELCONTACT INNOVATION TEAMNEWS & PUBLICATION PTT Global Chemical Public Company Limited, or GC, is PTT Group’s petrochemical flagship. We are committed to strengthening our leading position in the chemicals business by combining environmentally-friendly innovations with advanced technologies to ABOUT GC | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT Global Chemical Public Company Limited, or GC, is PTT Group’s chemical flagship. We are committed to strengthening our leading position in the chemicals business by combining environmentally-friendly innovations with advanced technologies to NEWS | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED Fight Against COVID-19. 07 April 2021. GC จัดสัมมนา “Intelligent Pipeline Infrastructure – Water Piping System &

Design Solution”

พร้อมเป็นส่วนหนึ่งในการยกระดับอุตสาหกรรมการผลิตท่อในประเทศไทย CAREER OPPORTUNITIES We offer you a supportive environment where you can use your experience, skills, and talent to work together with motivated colleagues to create better chemistry for better living. In turn, you will enjoy a competitive salary, great benefits, opportunities to learn and grow, and a ALL | LOCATIONS | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED 555/1 Energy Complex, Building A, 14th - 18th Floor, Vibhavadi Rangsit Road, Chatuchak, Chatuchak, Bangkok 10900 Thailand. SUBSIDIARIES & AFFILIATES Eastern Fluid Transport Company Limited. GPSC. Global Power Synergy Public Company Limited. www.gpscgroup.com. KGC. Kuraray GC Advanced Materials Company Limited. PTT Digital. PTT Digital Solutions Company Limited. www.pttdigital.com. GC AND ALPLA ESTABLISH ENVICCO LTD., THAILAND’S FIRST Dr. Piyasvasti Amranand, Chairman of PTT Global Chemical Public Company Limited, or GC, presided over the signing ceremony of a cooperation agreement between GC and ALPLA, a world-class manufacturer of high-quality recycling plastic resins, to establish a joint venture to be called ENVICCO Limited, at the Asia Map Ta Phut Industrial Estate in Rayong province. MR. PIYASVASTI AMRANAND Age: 67 Appointed: April 9 th, 2018, 2018/ April 5 th, 2021 (1st re-elected) Shareholding: None Relation among Family with other Directors, Management, Major Shareholders of the Company or Subsidiaries: None Education / Training

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PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITEDPRODUCTS & SOLUTIONSGC PRODUCT BRANDMATERIAL LABELCONTACT INNOVATION TEAMNEWS & PUBLICATION PTT Global Chemical Public Company Limited, or GC, is PTT Group’s petrochemical flagship. We are committed to strengthening our leading position in the chemicals business by combining environmentally-friendly innovations with advanced technologies to ABOUT GC | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT Global Chemical Public Company Limited, or GC, is PTT Group’s chemical flagship. We are committed to strengthening our leading position in the chemicals business by combining environmentally-friendly innovations with advanced technologies to NEWS | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED Fight Against COVID-19. 07 April 2021. GC จัดสัมมนา “Intelligent Pipeline Infrastructure – Water Piping System &

Design Solution”

พร้อมเป็นส่วนหนึ่งในการยกระดับอุตสาหกรรมการผลิตท่อในประเทศไทย CAREER OPPORTUNITIES We offer you a supportive environment where you can use your experience, skills, and talent to work together with motivated colleagues to create better chemistry for better living. In turn, you will enjoy a competitive salary, great benefits, opportunities to learn and grow, and a ALL | LOCATIONS | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED 555/1 Energy Complex, Building A, 14th - 18th Floor, Vibhavadi Rangsit Road, Chatuchak, Chatuchak, Bangkok 10900 Thailand. SUBSIDIARIES & AFFILIATES Eastern Fluid Transport Company Limited. GPSC. Global Power Synergy Public Company Limited. www.gpscgroup.com. KGC. Kuraray GC Advanced Materials Company Limited. PTT Digital. PTT Digital Solutions Company Limited. www.pttdigital.com. GC AND ALPLA ESTABLISH ENVICCO LTD., THAILAND’S FIRST Dr. Piyasvasti Amranand, Chairman of PTT Global Chemical Public Company Limited, or GC, presided over the signing ceremony of a cooperation agreement between GC and ALPLA, a world-class manufacturer of high-quality recycling plastic resins, to establish a joint venture to be called ENVICCO Limited, at the Asia Map Ta Phut Industrial Estate in Rayong province. MR. PIYASVASTI AMRANAND Age: 67 Appointed: April 9 th, 2018, 2018/ April 5 th, 2021 (1st re-elected) Shareholding: None Relation among Family with other Directors, Management, Major Shareholders of the Company or Subsidiaries: None Education / Training

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PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT Global Chemical Public Company Limited, or GC, is PTT Group’s petrochemical flagship. We are committed to strengthening our leading position in the chemicals business by combining environmentally-friendly innovations with advanced technologies to ABOUT GC | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT Global Chemical Public Company Limited, or GC, is PTT Group’s chemical flagship. We are committed to strengthening our leading position in the chemicals business by combining environmentally-friendly innovations with advanced technologies to ALL | LOCATIONS | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED 555/1 Energy Complex, Building A, 14th - 18th Floor, Vibhavadi Rangsit Road, Chatuchak, Chatuchak, Bangkok 10900 Thailand. MICROSITE SUSTAINABILITY

14 November 2020 GC

ได้รับการจัดอันดับเป็นสมาชิกในกลุ่มดัชนีความยั่งยืนดาวโจนส์ (DJSI) ปี 2563 เป็นอันดับที่ 1

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ในกลุ่มธุรกิจเคมีภัณฑ์ ต่อเนื่องเป็นปี ORGANIZATIONAL STRUCTURE & EXECUTIVE TEAM Management & Employee Development Policy. Business Value Chain. Business Structure. Organizational Structure & Executive Team. Board of Directors. Board of Directors. Independent Directors. Audit Committee. Nomination & Remuneration Committee. PTT GLOBAL CHEMICAL GROUP 4. Executives 26 4.1 Chief Executive Officer 26 4.2 The Management Team 26 5. Company Secretary 28 6. Leadership and Independence of the Board of Directors 28 7. PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED Management Discussion and Analysis Q1/2020 2 Executive Summary In Q1/2020, PTT Global Chemical Public Company Limited (“the Company”) had total sales revenue at LOGIN - PTT GLOBAL CHEMICAL Login to your account. Click here to see your activities

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Redirecting to http://www.pttgcgroup.com/en/home. PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITEDPETRO KNOWLEDGEMEET OUR PEOPLE MR. APICHART TONNAMNING CSR DEVELOPMENT PROGRAM PTT Global Chemical Public Company Limited ABOUT GC | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT Global Chemical Public Company Limited, or GC, is PTT Group’s chemical flagship. We are committed to strengthening our leading position in the chemicals business by combining environmentally-friendly innovations with advanced technologies to ALL | LOCATIONS | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED 555/1 Energy Complex, Building A, 14th - 18th Floor, Vibhavadi Rangsit Road, Chatuchak, Chatuchak, Bangkok 10900 Thailand. CAREER OPPORTUNITIES We offer you a supportive environment where you can use your experience, skills, and talent to work together with motivated colleagues to create better chemistry for better living. In turn, you will enjoy a competitive salary, great benefits, opportunities to learn and grow, and a SUBSIDIARIES & AFFILIATES Eastern Fluid Transport Company Limited. GPSC. Global Power Synergy Public Company Limited. www.gpscgroup.com. KGC. Kuraray GC Advanced Materials Company Limited. PTT Digital. PTT Digital Solutions Company Limited. www.pttdigital.com. PTT GLOBAL CHEMICALTRANSLATE THIS PAGE

PTT Global Chemical

GC SUSTAINABILITY FRAMEWORK GC Sustainability Framework At GC, we understand sustainability as conducting our business with consideration of all three pillar - economy, social and the environment - in all that we do. In line with GC’s vision to be “A Leading Global Chemical Company for Better GC AND ALPLA ESTABLISH ENVICCO LTD., THAILAND’S FIRST Dr. Piyasvasti Amranand, Chairman of PTT Global Chemical Public Company Limited, or GC, presided over the signing ceremony of a cooperation agreement between GC and ALPLA, a world-class manufacturer of high-quality recycling plastic resins, to establish a joint venture to be called ENVICCO Limited, at the Asia Map Ta Phut Industrial Estate in Rayong province.

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บริษัทฯ อาจเปิดเผยข้อมูลส่วนบุคคลของท่านให้แก่ ผู้ให้บริการเกี่ยวกับการจัดทำข้อมูล. บริษัทฯ อาจจะเปิดเผยข้อมูลส่วน PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITEDPETRO KNOWLEDGEMEET OUR PEOPLE MR. APICHART TONNAMNING CSR DEVELOPMENT PROGRAM PTT Global Chemical Public Company Limited ABOUT GC | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT Global Chemical Public Company Limited, or GC, is PTT Group’s chemical flagship. We are committed to strengthening our leading position in the chemicals business by combining environmentally-friendly innovations with advanced technologies to ALL | LOCATIONS | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED 555/1 Energy Complex, Building A, 14th - 18th Floor, Vibhavadi Rangsit Road, Chatuchak, Chatuchak, Bangkok 10900 Thailand. CAREER OPPORTUNITIES We offer you a supportive environment where you can use your experience, skills, and talent to work together with motivated colleagues to create better chemistry for better living. In turn, you will enjoy a competitive salary, great benefits, opportunities to learn and grow, and a SUBSIDIARIES & AFFILIATES Eastern Fluid Transport Company Limited. GPSC. Global Power Synergy Public Company Limited. www.gpscgroup.com. KGC. Kuraray GC Advanced Materials Company Limited. PTT Digital. PTT Digital Solutions Company Limited. www.pttdigital.com. PTT GLOBAL CHEMICALTRANSLATE THIS PAGE

PTT Global Chemical

GC SUSTAINABILITY FRAMEWORK GC Sustainability Framework At GC, we understand sustainability as conducting our business with consideration of all three pillar - economy, social and the environment - in all that we do. In line with GC’s vision to be “A Leading Global Chemical Company for Better GC AND ALPLA ESTABLISH ENVICCO LTD., THAILAND’S FIRST Dr. Piyasvasti Amranand, Chairman of PTT Global Chemical Public Company Limited, or GC, presided over the signing ceremony of a cooperation agreement between GC and ALPLA, a world-class manufacturer of high-quality recycling plastic resins, to establish a joint venture to be called ENVICCO Limited, at the Asia Map Ta Phut Industrial Estate in Rayong province.

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บริษัทฯ อาจเปิดเผยข้อมูลส่วนบุคคลของท่านให้แก่ ผู้ให้บริการเกี่ยวกับการจัดทำข้อมูล. บริษัทฯ อาจจะเปิดเผยข้อมูลส่วน PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT Global Chemical Public Company Limited, or GC, is PTT Group’s petrochemical flagship. We are committed to strengthening our leading position in the chemicals business by combining environmentally-friendly innovations with advanced technologies to PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT Global Chemical Public Company Limited, or GC, is PTT Group’s petrochemical flagship. We are committed to strengthening our leading position in the chemicals business by combining environmentally-friendly innovations with advanced technologies to NEWS | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED Fight Against COVID-19. 07 April 2021. GC จัดสัมมนา “Intelligent Pipeline Infrastructure – Water Piping System &

Design Solution”

พร้อมเป็นส่วนหนึ่งในการยกระดับอุตสาหกรรมการผลิตท่อในประเทศไทย ALL | LOCATIONS | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED 555/1 Energy Complex, Building A, 14th - 18th Floor, Vibhavadi Rangsit Road, Chatuchak, Chatuchak, Bangkok 10900 Thailand. CONTACT US | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED Risk Management & Risk Factors. Risk Management Policy. Document. Responsibility to Stakeholders. Whistleblower Policy. Shareholders’ Information. Contact the Board of Directors. Contact Chairman of Corporate Governance Committee. Contact Company Secretary. MICROSITE SUSTAINABILITY

14 November 2020 GC

ได้รับการจัดอันดับเป็นสมาชิกในกลุ่มดัชนีความยั่งยืนดาวโจนส์ (DJSI) ปี 2563 เป็นอันดับที่ 1

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ในกลุ่มธุรกิจเคมีภัณฑ์ ต่อเนื่องเป็นปี PTT GLOBAL CHEMICAL GROUP 4. Executives 26 4.1 Chief Executive Officer 26 4.2 The Management Team 26 5. Company Secretary 28 6. Leadership and Independence of the Board of Directors 28 7. LOGIN - PTT GLOBAL CHEMICAL Login to your account. Click here to see your activities PROCESS SAFETY MANAGEMENT IS045001 OCCUPATIONAL HEALTH SAFETY MANAGEMENT SYSTEM Ìu§usooaüUdÌñÏ511jôlla0051 MASC. IJŠÙn Ijññ ilfio (JJt11ðu) 2 HDPE2 14 ûUUÏo-ndo ROLES AND RESPONSIBILITY OF ENTERPRISE RISK MANAGEMENT 14. ERMC must meet on monthly basis. In case of the meeting cannot be held, secretary of ERMC can present the risk management report in the Balance Scorecard, Sustainability Development, and Risk PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITEDPETRO KNOWLEDGEMEET OUR PEOPLE MR. APICHART TONNAMNING CSR DEVELOPMENT PROGRAM PTT Global Chemical Public Company Limited ABOUT GC | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT Global Chemical Public Company Limited, or GC, is PTT Group’s chemical flagship. We are committed to strengthening our leading position in the chemicals business by combining environmentally-friendly innovations with advanced technologies to ALL | LOCATIONS | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED 555/1 Energy Complex, Building A, 14th - 18th Floor, Vibhavadi Rangsit Road, Chatuchak, Chatuchak, Bangkok 10900 Thailand. CAREER OPPORTUNITIES We offer you a supportive environment where you can use your experience, skills, and talent to work together with motivated colleagues to create better chemistry for better living. In turn, you will enjoy a competitive salary, great benefits, opportunities to learn and grow, and a SUBSIDIARIES & AFFILIATES Eastern Fluid Transport Company Limited. GPSC. Global Power Synergy Public Company Limited. www.gpscgroup.com. KGC. Kuraray GC Advanced Materials Company Limited. PTT Digital. PTT Digital Solutions Company Limited. www.pttdigital.com. PTT GLOBAL CHEMICALTRANSLATE THIS PAGE

PTT Global Chemical

GC SUSTAINABILITY FRAMEWORK GC Sustainability Framework At GC, we understand sustainability as conducting our business with consideration of all three pillar - economy, social and the environment - in all that we do. In line with GC’s vision to be “A Leading Global Chemical Company for Better GC AND ALPLA ESTABLISH ENVICCO LTD., THAILAND’S FIRST Dr. Piyasvasti Amranand, Chairman of PTT Global Chemical Public Company Limited, or GC, presided over the signing ceremony of a cooperation agreement between GC and ALPLA, a world-class manufacturer of high-quality recycling plastic resins, to establish a joint venture to be called ENVICCO Limited, at the Asia Map Ta Phut Industrial Estate in Rayong province.

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บริษัทฯ อาจเปิดเผยข้อมูลส่วนบุคคลของท่านให้แก่ ผู้ให้บริการเกี่ยวกับการจัดทำข้อมูล. บริษัทฯ อาจจะเปิดเผยข้อมูลส่วน PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITEDPETRO KNOWLEDGEMEET OUR PEOPLE MR. APICHART TONNAMNING CSR DEVELOPMENT PROGRAM PTT Global Chemical Public Company Limited ABOUT GC | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT Global Chemical Public Company Limited, or GC, is PTT Group’s chemical flagship. We are committed to strengthening our leading position in the chemicals business by combining environmentally-friendly innovations with advanced technologies to ALL | LOCATIONS | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED 555/1 Energy Complex, Building A, 14th - 18th Floor, Vibhavadi Rangsit Road, Chatuchak, Chatuchak, Bangkok 10900 Thailand. CAREER OPPORTUNITIES We offer you a supportive environment where you can use your experience, skills, and talent to work together with motivated colleagues to create better chemistry for better living. In turn, you will enjoy a competitive salary, great benefits, opportunities to learn and grow, and a SUBSIDIARIES & AFFILIATES Eastern Fluid Transport Company Limited. GPSC. Global Power Synergy Public Company Limited. www.gpscgroup.com. KGC. Kuraray GC Advanced Materials Company Limited. PTT Digital. PTT Digital Solutions Company Limited. www.pttdigital.com. PTT GLOBAL CHEMICALTRANSLATE THIS PAGE

PTT Global Chemical

GC SUSTAINABILITY FRAMEWORK GC Sustainability Framework At GC, we understand sustainability as conducting our business with consideration of all three pillar - economy, social and the environment - in all that we do. In line with GC’s vision to be “A Leading Global Chemical Company for Better GC AND ALPLA ESTABLISH ENVICCO LTD., THAILAND’S FIRST Dr. Piyasvasti Amranand, Chairman of PTT Global Chemical Public Company Limited, or GC, presided over the signing ceremony of a cooperation agreement between GC and ALPLA, a world-class manufacturer of high-quality recycling plastic resins, to establish a joint venture to be called ENVICCO Limited, at the Asia Map Ta Phut Industrial Estate in Rayong province.

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บริษัทฯ อาจเปิดเผยข้อมูลส่วนบุคคลของท่านให้แก่ ผู้ให้บริการเกี่ยวกับการจัดทำข้อมูล. บริษัทฯ อาจจะเปิดเผยข้อมูลส่วน PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT Global Chemical Public Company Limited, or GC, is PTT Group’s petrochemical flagship. We are committed to strengthening our leading position in the chemicals business by combining environmentally-friendly innovations with advanced technologies to NEWS | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED Fight Against COVID-19. 07 April 2021. GC จัดสัมมนา “Intelligent Pipeline Infrastructure – Water Piping System &

Design Solution”

พร้อมเป็นส่วนหนึ่งในการยกระดับอุตสาหกรรมการผลิตท่อในประเทศไทย MICROSITE SUSTAINABILITY

14 November 2020 GC

ได้รับการจัดอันดับเป็นสมาชิกในกลุ่มดัชนีความยั่งยืนดาวโจนส์ (DJSI) ปี 2563 เป็นอันดับที่ 1

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ในกลุ่มธุรกิจเคมีภัณฑ์ ต่อเนื่องเป็นปี

BOARD OF DIRECTORS

Board of Directors. Roles, Duties and Responsibilities of the Board of Directors. Mr. Piyasvasti Amranand. Chairman / Chairman of the Independent Director. Mr. Apisak Tantivorawong. Independent Director / Chairman of the Audit Committee. Professor Somkit Lertpaithoon. Independent Director / Chairman of the Corporate Governance Committee. GC SUSTAINABILITY FRAMEWORK GC Sustainability Framework At GC, we understand sustainability as conducting our business with consideration of all three pillar - economy, social and the environment - in all that we do. In line with GC’s vision to be “A Leading Global Chemical Company for Better CIRCULAR ECONOMY STRATEGY AND TARGET Target Assess GC group’s potential in circular economy based on BS 8001:2017 standard. Achieve the goal of establishing a Plastic recycling plant for high-quality circular rPET ton per year rHDPE ton per year and commence commercial production in 2021 Challenges and Business Opportunities The growing global population continues to increase the consumption rate, while business supply chains PTT GLOBAL CHEMICAL GROUP 4. Executives 26 4.1 Chief Executive Officer 26 4.2 The Management Team 26 5. Company Secretary 28 6. Leadership and Independence of the Board of Directors 28 7. ROLES, DUTIES AND RESPONSIBILITIES OF THE BOARD OF In order for the Company to gain strength where good corporate governance is concerned and to ensure utmost efficiency of and benefit to the Company, the Board of Directors is responsible for proactive roles and duties, as well as the determination of direction and supervision as follows: CORPORATE GOVERNANCE STRUCTURE GC Board Nomination The Nomination and Remuneration Committee provides action on nominating qualified persons into the board through conducting the nomination process in a systematic and transparent manner. In addition to considering board qualifications according to the Securities and Exchange Commission (SEC) of Thailand's laws and regulations, GC also considers a particular คำบอกกล่าวการคุ้มครองข้อมูลส่วนบุคคลTRANSLATE

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บริษัทฯ อาจเปิดเผยข้อมูลส่วนบุคคลของท่านให้แก่ ผู้ให้บริการเกี่ยวกับการจัดทำข้อมูล. บริษัทฯ อาจจะเปิดเผยข้อมูลส่วน PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITEDPETRO KNOWLEDGEMEET OUR PEOPLE MR. APICHART TONNAMNING CSR DEVELOPMENT PROGRAM PTT Global Chemical (GC) delivers high-quality petrochemical and chemical products to a wide range of customers. This includes olefins, aromatics, and by-products that are converted into various chemicals and basic feedstocks as import substitutions for downstream industries. In this way, GC makes a positive contribution to

Thailand’s

ABOUT GC | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT Global Chemical Public Company Limited, or GC, is PTT Group’s chemical flagship. We are committed to strengthening our leading position in the chemicals business by combining environmentally-friendly innovations with advanced technologies to CAREER OPPORTUNITIES We offer you a supportive environment where you can use your experience, skills, and talent to work together with motivated colleagues to create better chemistry for better living. In turn, you will enjoy a competitive salary, great benefits, opportunities to learn and grow, and a ALL | LOCATIONS | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED 555/1 Energy Complex, Building A, 14th - 18th Floor, Vibhavadi Rangsit Road, Chatuchak, Chatuchak, Bangkok 10900 Thailand. SUBSIDIARIES & AFFILIATES Eastern Fluid Transport Company Limited. GPSC. Global Power Synergy Public Company Limited. www.gpscgroup.com. KGC. Kuraray GC Advanced Materials Company Limited. PTT Digital. PTT Digital Solutions Company Limited. www.pttdigital.com.

BOARD OF DIRECTORS

Board of Directors. Roles, Duties and Responsibilities of the Board of Directors. Mr. Piyasvasti Amranand. Chairman / Chairman of the Independent Director. Mr. Apisak Tantivorawong. Independent Director / Chairman of the Audit Committee. Professor Somkit Lertpaithoon. Independent Director / Chairman of the Corporate Governance Committee. GC AND ALPLA ESTABLISH ENVICCO LTD., THAILAND’S FIRST Dr. Piyasvasti Amranand, Chairman of PTT Global Chemical Public Company Limited, or GC, presided over the signing ceremony of a cooperation agreement between GC and ALPLA, a world-class manufacturer of high-quality recycling plastic resins, to establish a joint venture to be called ENVICCO Limited, at the Asia Map Ta Phut Industrial Estate in Rayong province.

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PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITEDPETRO KNOWLEDGEMEET OUR PEOPLE MR. APICHART TONNAMNING CSR DEVELOPMENT PROGRAM PTT Global Chemical (GC) delivers high-quality petrochemical and chemical products to a wide range of customers. This includes olefins, aromatics, and by-products that are converted into various chemicals and basic feedstocks as import substitutions for downstream industries. In this way, GC makes a positive contribution to

Thailand’s

ABOUT GC | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT Global Chemical Public Company Limited, or GC, is PTT Group’s chemical flagship. We are committed to strengthening our leading position in the chemicals business by combining environmentally-friendly innovations with advanced technologies to CAREER OPPORTUNITIES We offer you a supportive environment where you can use your experience, skills, and talent to work together with motivated colleagues to create better chemistry for better living. In turn, you will enjoy a competitive salary, great benefits, opportunities to learn and grow, and a ALL | LOCATIONS | PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED 555/1 Energy Complex, Building A, 14th - 18th Floor, Vibhavadi Rangsit Road, Chatuchak, Chatuchak, Bangkok 10900 Thailand. SUBSIDIARIES & AFFILIATES Eastern Fluid Transport Company Limited. GPSC. Global Power Synergy Public Company Limited. www.gpscgroup.com. KGC. Kuraray GC Advanced Materials Company Limited. PTT Digital. PTT Digital Solutions Company Limited. www.pttdigital.com.

BOARD OF DIRECTORS

Board of Directors. Roles, Duties and Responsibilities of the Board of Directors. Mr. Piyasvasti Amranand. Chairman / Chairman of the Independent Director. Mr. Apisak Tantivorawong. Independent Director / Chairman of the Audit Committee. Professor Somkit Lertpaithoon. Independent Director / Chairman of the Corporate Governance Committee. GC AND ALPLA ESTABLISH ENVICCO LTD., THAILAND’S FIRST Dr. Piyasvasti Amranand, Chairman of PTT Global Chemical Public Company Limited, or GC, presided over the signing ceremony of a cooperation agreement between GC and ALPLA, a world-class manufacturer of high-quality recycling plastic resins, to establish a joint venture to be called ENVICCO Limited, at the Asia Map Ta Phut Industrial Estate in Rayong province.

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PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT Global Chemical Public Company Limited, or GC, is PTT Group’s petrochemical flagship. We are committed to strengthening our leading position in the chemicals business by combining environmentally-friendly innovations with advanced technologies to ORGANIZATIONAL STRUCTURE & EXECUTIVE TEAM Management & Employee Development Policy. Business Value Chain. Business Structure. Organizational Structure & Executive Team. Board of Directors. Board of Directors. Independent Directors. Audit Committee. Nomination & Remuneration Committee.

CONTACT FORM

I authorize PTT Global Chemical Public Company Limited (GC) to collect and use my personal data to contact me or forward it to relevant parties to carry out the purposes to which I consent. HUAI MAHAT FOREST RESTORATION PROJECT Huai Mahat Forest Restoration Project This eco-centric project came together through the collaboration of four organizations – GC, Kasetsart University, the Air and Coastal Defense Command (ACDC), and the Konrakpa Club under the Charklukya – Huai Mahat community. Together, they are rehabilitating and conserving ecosystems covering 2,500 rai on Khao Huai Mahat mountain in Rayong province.

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