IRPC One Report EN

No. Name As of Dec. 31, 2020 Shareholding Percentage/ Number of shares As of Dec. 31, 2021 Shareholding Percentage/ Number of shares Number of Shares Increased (Decreased) During the Year WARRANT/ NVDR/ TSR/ DW (2021) Notes 1. Mr. Kris Imsang None None No Change None Spouse None None No Change None Minor child None None No Change None 2. Mr. Somnuk Bomrungsalee 0.00024% 50,000 0.00024% 50,000 No Change None Spouse None None No Change None Minor child None None No Change None 3. Mr. Anusorn Sangnimnuan None None No Change None Spouse None None No Change None Minor child None None No Change None 4. Mr. Woothisarn Tanchai None None No Change None Spouse None None No Change None Minor child None None No Change None 5. Air Marshal Boonsuib Prasit None None No Change None Spouse None None No Change None Minor child None None No Change None 6. Mr. Ekniti Nitithanprapas None None No Change None Spouse None None No Change None Minor child None None No Change None 7. Ms. Siriwan Chierapong None None No Change None Spouse None None No Change None Minor child None None No Change None 8. Mr. Jumpol Sumpaopol None None No Change None Spouse None None No Change None Minor child None None No Change None Director and Executives’ Shareholding Report Directors’ Shareholding as of December 31, 2021 240 IRPC PUBLIC COMPANY LIMITED 56-1 ONE REPORT 2021

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