The Board of Directors Meeting No. 2/2566 of TTCL Public Company Limited held on 28th February 2023, resolved to approve establishing new subsidiary company in order to support Biomass Business. The details of new subsidiary company are as follows: 1. Company Name: Ariya Biofuel Co.

Ltd. (ABC) Date: Within March 2023 Registered address: 154/41, Sermmit Tower 27th Floor, Sukhumvit 21(Asoke) Road, North Klong Toey, Wattana, Bangkok 10110, Thailand Type of Business: Supply the raw material for biomass businesses Registered Capital: THB 84,621,000 Par: THB 100 Total shares: 846,210 shares Shareholder Structure: 100% by TTCL Public Company Limited Source of Fund: The Company's working capital Directors: 1. Mr. Hironobu Iriya 2. Mr. Wanchai Ratinthorn 3. Mr. Chamnarn Atsanatam 4. Mr. Chirawat Sookplang 2. Company Name: NT Biomass Products Company Limited (NTBC) Date: 13th December 2022 Registered address: No. 162 Village No. 16, Rongkho Sub-district, Wang Nuea District, Lampang.

Type of Business: 1. Marketing & Sales of Biomass Products 2. Investment in Biomass Business 3. Biomass and Biomass Fuel Sourcing and supply, Trading, Manufacturing, Recycling, Logistic including Research & Development. Registered Capital: THB 30,000,000 Par: THB 100 Total shares: 300,000 shares Shareholder Structure: TTCL Public Company Limited (TTCL) 51% TTCL Bio Pte. Ltd. (TTBC) 49%.

Source of Fund: The Company's working capital Directors: 1. Mr. Hironobu Iriya 2. Mr. Wanchai Ratinthorn 3. Mr. Chamnarn Atsanatam 4. Mr. Chirawat Sookplang Remarks: 1. As per TTCL Board of Director Meeting No. 6/2565 on 29th November 2022 2. Increased the capital registration to THB 413,000,000 on 31st January 2023.