VCOM: VINTCOM TECHNOLOGY PUBLIC COMPANY LIMITED VGI: VGI PUBLIC COMPANY LIMITED VIBHA: VIBHAVADI MEDICAL CENTER PUBLIC COMPANY LIMITED VIH: SRIVICHAIVEJVIVAT PUBLIC COMPANY LIMITED VL: V.L. ENTERPRISE

: VINTCOM TECHNOLOGY PUBLIC COMPANY LIMITED VGI: VGI PUBLIC COMPANY LIMITED VIBHA: VIBHAVADI MEDICAL CENTER PUBLIC COMPANY LIMITED VIH: SRIVICHAIVEJVIVAT PUBLIC COMPANY LIMITED VL: V.L. ENTERPRISE PUBLIC

(Pneumatic Tube Carrier Systems) for 1 project. Hi Healthcare Center Co., Ltd. was operated medical service concerning healthcare and esthetics under trademark “Wuttisak Clinic” the Company has change the

provinces and two Hemodialysis Centers in western provinces. So far the patients are continuously increasing and now the company continuously to focus on expanding hemodialysis Center. Medical Vision Co., Ltd

far the patients are continuously increasing and now the company continuously to focus on expanding hemodialysis Center. Medical Vision Co., Ltd. has distributed medical equipment. Including sale and

% 38.34 26.61% 1B1, B2: Filters Vision Public Company Limited (Herein after “ The Company” ). 2B3 : Irving Corporation Ltd., KT Medical Services Co., Ltd., Medical Vision Co., Ltd. and Hi Healthcare Center

completed in the second quarter of 2018. 5.3 Hi Health Care Center Company Limited, operated medical service and medical beauty treatment clinic under the brand "Wuttisak Clinic", which start operate the

PUBLIC COMPANY LIMITED ASIA HOTEL PUBLIC COMPANY LIMITED ASIA MEDICAL AND AGRICULTURAL LABORATORY AND RESEARCH CENTER PUBLIC COMPANY LIMITED ASIA METAL PUBLIC COMPANY LIMITED ASIA NETWORK INTERNATIONAL

COMPANY LIMITED ASIA FIBER PUBLIC COMPANY LIMITED ASIA GREEN ENERGY PUBLIC COMPANY LIMITED ASIA HOTEL PUBLIC COMPANY LIMITED ASIA MEDICAL AND AGRICULTURAL LABORATORY AND RESEARCH CENTER PUBLIC COMPANY

% 1B1, B2: Filters Vision Public Company Limited (Herein after “The Company”). 2B3: Irving Corporation Ltd., KT Medical Services Co., Ltd., Medical Vision Co., Ltd. and Hi Healthcare Center Co., Ltd