1995 Samart Digital Public Company Limited (“SDC”), formerly known as Samart I-Mobile Public Company Limited, was established by Samart Corporation Public Company Limited (“SAMART”) in 1995 with a registered capital of Baht 50 million in the name of Samart Easy Pay Company Limited. The primary objective was to operate telecommunication business.

2003 The Company has changed the name to be Samart I-Mobile Company Limited and restructured its business and shareholding structures to facilitate the development to be fully integrated Mobile Multimedia services.

• The Company was approved to be a public company on September 30, 2003.
• The Company’s ordinary shares were listed in the Stock Exchange of Thailand on December 9, 2003.

2016 The Company has reorganized management structure in order to be competitive under the transition to the digital era, reduced the size of handset business and finally closed down in 2018.

2017 Shift to complete digital services. The digital services include Digital Trunked Radio System (“DTRS”) of which the target clients are state-owned enterprises and government agencies, and Co-Tower rentals for Mobile Operators in the Nationwide National Parks. For content business, the Company has changed towards digital platform. The Company changed its name to Samart Digital Public Company Limited (“SDC”) in 2017.