under the Notification of Capital Market Supervisory Board No. Tor Jor 39/2559 shall increase the Company's shareholding in KTMS from 77.3 percent to 87.3 percent and Miss Kanchana Phongphatthanadecha has

informed accordingly. Yours sincerely, (Miss Poramaporn Chamnongsuk) Company Secretary

debt to equity ratio 0.35 times, shown that its sufficient liquidity and strong financial position. Please be informed accordingly, Yours Sincerely, DOD Biotech Public Company Limited (Miss Suwarin

accordingly, Yours Sincerely, (Miss Valarlak Ngamchitcharoen) Managing Director

financial statement 31 December 2019 Q1/2020 D/E RATIO (Times) 1.18 1.15 Please be informed accordingly Yours sincerely, -Signature- (Miss Nilrat Jarumanopas) Chief Financial Officer Authorized to sign on

. Sincerely yours, (Miss Suttiporn Hinrit) Chief Financial Office

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

) Miss NAN KAWEEVISALTRAKUL Reporter Common Share 20/01/2022 10,000,000 Revoked by Reporter - Acceptance of Transfer Link K.C. PROPERTY PUBLIC COMPANY LIMITED (KC) Miss NAN KAWEEVISALTRAKUL Reporter Common

(ZIGA) Miss VALARLAK NGAMCHITCHAROEN Reporter Warrant 12/04/2021 7,883,551 - Acceptance of Transfer Link ZIGA INNOVATION PUBLIC COMPANY LIMITED (ZIGA) Miss VALARLAK NGAMCHITCHAROEN Reporter Warrant 12/04

(“TSEO”) Address : 725 Metropolis Building, 19th Floor, Sukhumvit Road, Klongtan Nua, Wattana, Bangkok 10110 Board of directors : The board of directors consists of 3 directors: 1. Miss Cathleen Maleenont