Association at least seven days prior to the initial closing date of the bondholder register;      (2) revising the required collateral coverage ratio in the categories of common shares of TPC Power Holding

Quarter Ended 31 March, 2020 Page 2 (Translation) 1. Significant Events of the 1st quarter of 2020 1.1 Sales of Ordinary Shares of Hin Kong Power Holding Company Limited On January 3, 2020, the Company sold

TTT TORAY TEXTILES (THAILAND) PUBLIC COMPANY LIMITED Filing FinancialStatement 56-1 56-2 Ranking TPBI TPBI PUBLIC COMPANY LIMITED Filing FinancialStatement 56-1 56-2 Ranking TPCH TPC POWER HOLDING

”. 1.2 Establishment of Hin Kong Power Holding Company Limited and Hin Kong Power Company Limited On May 24, 2019, the Company has established Hin Kong Power Holding Company Limited (“HKH”), which is the

COMPANY LIMITED AMATA B GRIMM POWER 3 COMPANY LIMITED AMATA B. GRIMM POWER HOLDING COMPANY LIMITED AMATA B.GRIM POWER 4 COMPANY LIMITED AMATA B.GRIMM POWER (RAYONG) 1 COMPANY LIMITED AMATA B.GRIMM POWER

. In this regard, the Company still uses the same stock symbol “RATCH”. 1.6 Establishment of Hin Kong Power Holding Company Limited and Hin Kong Power Company Limited On May 24, 2019, the Company has

the investment in Glow Group and Gunkul Group. a. Transferred on 27 May 2016, the Investment in Glow Group Power Plant Type of Power Category of Plant Equity Holding (%) Contracted Capacity (MW) Equity

of Power Category of Plant Equity Holding (%) Contracted Capacity (MW) Equity Capacity (MW) GHECO-One Coal-fired IPP 35.00 660.0 231.0 Glow IPP Gas-fired Cogeneration IPP 5.00 713.0 35.7 Houay Ho Power

power Category of producer Equity holding (%) Contracted Capacity (MW) Equity Capacity (MW) COD WHA KM.3 Solar Solar VSPP 100 0.9 0.9 May’2018 Gulf NLL2 Gas-fired Cogeneration SPP 25.01 120.0 30.0 Jan

COMPANY LIMITED AURORA DESIGN PUBLIC COMPANY LIMITED AUTOCORP HOLDING PUBLIC COMPANY LIMITED B-52 CAPITAL PUBLIC COMPANY LIMITED B.GRIMM POWER PUBLIC COMPANY LIMITED BA AIRPORT LEASEHOLD REAL ESTATE