earlier announced. Please be informed accordingly. Yours sincerely, Miss Supamas Isarapakdi Managing Director DOD Biotech Public Company Limited

be acknowledged for your information Yours Sincerely (Mr.Wanthana Jaroennawarat) Director

price is reasonable. Please be acknowledged for your information Yours Sincerely (Mr.Wanthana Jaroennawarat ) Director

. Hence, this commitment is reasonable and find a purpose the best benefits of us. The rental rates unchanged. This makes the expense of the same. Please be acknowledged for your information Yours Sincerely

to the public and other investors. Sincerely yours, ( Mr. Tradsin Chongussayakul ) Chief Executive Officer and Acting Managing Director T Engineering Corporation Public Company Limited

Transaction (no.7) - None - Please be informed accordingly Sincerely yours, Dr. Anan Sirimongkolkasem Chairman of Executive Committee

Expenditure Capital Budget in 2018 USD15 million Forwarded for your information. Sincerely yours, (Mrs.Voraluksana Ongkosit) Executive Vice Chairperson

, Sub - District Bangkok 10230 Tel: 02-943-6663-4 Fax: 02-943-6343 02-943-7740 Sincerely yours, ( Mr.Uchai Vilailerstpoca ) Managing Director

. Sincerely yours, -Signed- (Mr. Jittiporn Jantarach) Managing Director

profit on year 2018 of THB 26.0 MB. Please be informed accordingly, Yours Sincerely (Miss Valarlak Ngamchitcharoen) Managing Director