IRPC Annual Report 2023

References Securities Registrar Thailand Securities Depository Company Limited 93 Ratchadaphisek Road, Din Daeng Subdistrict, Din Daeng District, Bangkok 10400 Tel. 0-2009-9999 Website: www.set.or.th/tsd Auditor Mr. Woraphot Amnuayphanit CPA No. 4640 EY Office Company Limited 193/136-137 Lake Rajada Office Complex, Floor 33, Ratchadaphisek Road, Khlong Toei Subdistrict, Khlong Toei District, Bangkok 10110 Tel. 0-2264-9090 Fax. 0-2264-0789-90 Debenture Registrar and Bondholders’ Representative, Currency Baht Kasikorn Bank Public Company Limited 400/22 Phaholyothin Road, Samsen Nai Subdistrict, Phayathai District, Bangkok 10400 Tel. 0-2470-1038 Bank of Ayudhya Public Company Limited 1222 Rama III Road, Bang Phongphang Subdistrict, Yannawa District, Bangkok 10120 Tel. 0-2296-5696 Krung Thai Bank Public Company Limited 977/2 S.M. Tower, Floor 3, Phaholyothin Road, Phayathai Subdistrict, Phayathai District, Bangkok 10400 Tel. 0-2298-0830-31 Common Stock As of December 31, 2023, IRPC had registered capital of 20,475,000,000 Baht issued and paid-up capital of 20,434,419,246 Baht, with par value of 1 Baht per share. 189 General Information and Other Important Information 56-1 ONE REPORT 2023

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