. Earth Tech Environment Public Company Limited Page 5 Yours Sincerely, (Ekarin Luengviriya) Managing Director Earth Tech Environment Public Company Limited

mostly because of an increase in equity capital from the IPO and a recognition of a net profit for the nine months period ended 30th September 2020. Yours Sincerely, (Ekarin Luengviriya) Managing Director

Biotech Public Company Limited (Miss Suwarin Konthong) Director Unit : Million THB Bank overdraft and short-term borrowings from financial institution 77.95 4.47% 93.15 5.92% (15.20) -16.32% Trade and other

Piyatat ) Managing Director K.C. Property Public Company Limited

informed accordingly, Yours sincerely, ............................................... (Mr. Taksin Tantipijit) Managing Director Firetrade Engineering Public Company Limited

while the Company paid dividends to shareholders of THB 16.00 million in March 2021 and THB 28.80 million in September 2021. Sincerely yours, (Mr. Sompoch Tanutantivong) Director and Chief Financial

, and shall be affixed the signature by the following persons: (1) any director who is authorized to affix his signature on behalf of the appraisal company in capital market; 3 (2) the lead appraiser

requirements of the revised regulations as well as providing guidelines for business operators accordingly. For further information and inquiries, please contact Ms. Sireethorn Civilize, Assistant Director, at

Honorable Mention of the 9th NACC Integrity Awards 2019” For further information and inquiries, please contact Ms. Sireethorn Civilize, Assistant Director, at Tel: 0-2263-6246 or email: sireetho@sec.or.th

investor. Please specify the name of the intermediary / financial advisor ………………………………………………………………………………………………………………………..  Director. Please specify the name of the listed company / issuer