Index International Public : Notification of Signing Consultancy Contract for Project Management and Construction Supervision for Civil Works 1 - MRT Purple Line Project, Tao Poon - Rat Burana (Kanchanaphisek Road) Section

AMD 65187/OCO

June 1, 2022

Subject: Notification of Signing Consultancy Contract for Project Management and Construction Supervision for Civil Works 1 - MRT Purple Line Project, Tao Poon - Rat Burana (Kanchanaphisek Road) Section

To: President

The Stock Exchange of Thailand

Index International Group Public Company Limited ("the Company") would like to inform the Stock Exchange of Thailand that the Company has signed Consultancy Contract for Project Management and Construction Supervision for Civil Works 1 - MRT Purple Line Project, Tao Poon - Rat Burana (Kanchanaphisek Road) Section. The details are as follows;

Client:	Mass Rapid Transit Authority of Thailand (MRTA)
Signing Date:	June 1, 2022
Estimated Contract Value: 369,590,305 Baht (Including VAT)
Project Duration:	Approximately 97 months

Please be informed accordingly.

Yours sincerely,

(Mr. Rathawit Na Lamphun)

Assistant Chief Executive Officer

and Company Secretary

Index International Group Public Company Limited

Office of the Chief Executive Officer

Tel. [phone] Ext. 404

Fax. [phone]