SUBSIDIARIES allnex allnex Holding GmbH GCO GC Oxirane Company Limited GCS GC Styrenics Company Limited Glycol GC Glycol Company Limited PPCL PTT Phenol Company Limited SUN Solution Creation Company Limited GCL GC Logistics Solutions Company Limited GCM GC Marketing Solutions Company Limited GCP GC Polyols Company Limited GGC Global Green Chemicals Public Company Limited ENVICCO ENVICCO Limited GC-M PTA GC-M PTA Company Limited TPRC Thai PET Resin Company Limited Vencorex Vencorex Holding GCEC GC Estate Company Limited GCME GC Maintenance and Engineering Company Limited GCTC GC Treasury Center Company Limited NPC S&E NPC Safety and Environmental Service Company Limited NPCSG NPC S&E Security Guard Company Limited TTT Thai Tank Terminal Limited GCI GC International Corporation GCIA PTTGC Innovation America Corporation GC Inter PTTGC International Private Limited GCV GC Ventures Company Limited GCVA GC Ventures America Corporation GCA Corp PTTGC America Corporation GCA PTTGC America LLC GC BV PTTGC International (Netherlands) B.V. JOINT VENTURES EOUK Emery Oleochemicals UK Limited HMC HMC Polymers Company Limited NatureWorks NatureWorks LLC PTTAC PTT Asahi Chemical Company Limited PTTMCC PTT MCC Biochem Company Limited RGL Revolve Group Limited AFFILIATES DYCT Dynachisso Thai Co. Ltd EFT Eastern Fluid Transport Company Limited KGC Kuraray GC Advanced Materials Company Limited PTT Digital PTT Digital Solutions Company Limited PTTES PTT Energy Solutions Company Limited SPIG S. P. Petpack Inter Group Company Limited VNT Vinythai Public Company Limited OTHERS BSA Business Services Alliance Company Limited GPSC Global Power Synergy Public Company Limited PRS RAYONG Pracharath Rak Samakkee Rayong (Social Enterprise) Company Limited SPSE Sarn Palung Social Enterprise Company Limited TPBIMS TPBI & Myanmar Star Company Limited 71 BUSINESS OPERATION AND PERFORMANCE CORPORATE GOVERNANCE FINANCIAL REPORTS AND FINANCIAL STATEMENTS APPENDIX
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