GC_ONE REPORT 2021_ENG

PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED AND SUBSIDIARIES FOR THE YEAR ENDED DECEMBER 31, 2021 NOTES TO THE FINANCIAL STATEMENTS P T GLOBAL CHEMICAL PUBLIC COMPANY LIMITED AND SUBSIDIARIES NOTES TO THE FINANCIAL STATEMENTS FOR THE YEAR ENDED DECEMBER 31, 2021 1. THE COMPANY’S OPERATIONS AND GENERAL INFORMATION PTT Global Chemical Public Company Limited (the “Company”) was registered on October 19, 2011 in accordance with the Public Company Limited Act, B.E. 2535. The Board of Governors of the SET approved the listing of the Company on the day that the Registrar accepted the registration on October 19, 2011. The Company is a company in the PTT Public Company Limited (“PTT”) group of companies. PTT is incorporated in Thailand and is the major shareholder of the Company, holding 45.18% of the Company’s issued and paid-up share capital. The Company is incorporated in Thailand and has its registered offices as follows: Head Office : 555/1, Energy Complex, Building A, 14th - 18th Floor, Vibhavadi-Rangsit Road, Chatuchak, Bangkok, Thailand Branch 1 (Rayong office Branch) : 59, Radniyom Road, Tambon Noenphra, Amphoe Mueang Rayong, Rayong, Thailand Branch 2 (Olefin 1 Branch) : 14, I-1 Road, Tambon Map Ta Phut, Amphoe Mueang Rayong, Rayong, Thailand Branch 3 (Olefin 2 Branch) : 9, I-4 Road, Tambon Map Ta Phut, Amphoe Mueang Rayong, Rayong, Thailand Branch 4 (Aromatics 1 Branch) : 4, I-2 Road, Tambon Map Ta Phut, Amphoe Mueang Rayong, Rayong, Thailand Branch 5 (Aromatics 2 Branch) : 98/9, Rayong 3191 Road, Tambon Map Ta Phut, Amphoe Mueang Rayong, Rayong, Thailand Branch 6 (Refining Branch) : 8, I-8 Road, Tambon Map Ta Phut, Amphoe Mueang Rayong, Rayong, Thailand Branch 7 (Jetty and Buffer Tank Farm Branch) : 19, Rong Pui Road, Tambon Map Ta Phut, Amphoe Mueang Rayong, Rayong, Thailand Branch 8 (Aromatics reserve Branch) : 11, I-4 Road, Tambon Map Ta Phut, Amphoe Mueang Rayong, Rayong, Thailand Branch 9 (Lab Service Center Branch) : 24/9, Pakorn Songkrao-Rat Road, Tambon Map Ta Phut, Amphoe Mueang Rayong, Rayong, Thailand Branch 10 (PTTGC 10 Branch) : 555/1, Energy Complex, Building A, 1st Floor, Vibhavadi-Rangsit Road, Chatuchak, Bangkok, Thailand Branch 11 (Olefin 3 Branch) : 8, Phadang Road, Tambon Map Ta Phut, Amphoe Mueang Rayong, Rayong, Thailand Branch 12 (Polyethylene Branch) : 8, Map Ta Phut Industrial Estate, I-10 Road, Tambon Map Ta Phut, Amphoe Mueang Rayong, Rayong, Thailand Branch 13 (Innoplus Solution Center Branch) : 83/9-10, Moo 5, Tambon Tabma, Amphoe Mueang Rayong, Rayong, Thailand Branch 14 (Maintenance office) : 32, Rong Pui Road, Tambon Map Ta Phut, Amphoe Mueang Rayong, Rayong, Thailand Branch 15 (GC Chemical Experience Campus) : 66, National highway 363 Road, Tambon Noenphra, Amphoe Mueang Rayong, Rayong, Thailand 233 BUSINESS OPERATION AND PERFORMANCE CORPORATE GOVERNANCE FINANCIAL REPORTS AND FINANCIAL STATEMENTS APPENDIX

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