Management Name : Mr PREECHA TECHATHIPHAKORN | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 10/03/2017

Management Name : Mr PREECHA TECHATHIPHAKORN | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 27/03/2017

Management Name : Mr PREECHA TECHATHIPHAKORN | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 28/03/2017

Outsourcing Function related to Business Operation to Third Party

Rules, Conditions and Procedures for Outsourcing Function related to Business Operation to Third Party

The SEC Management introduces the new look of corporate website www.sec.or.th, featuring multi-device accessibility as well as more user-friendly experience for the public, investors and regulated

” means: (1) system assets, i.e., computer network, system software, application software, and information systems; (2) equipment assets, i.e., computers, equipment, data recorders, and other equipment; (3

: (1) system assets, i.e., computer network, system software, application software, and information systems; (2) equipment assets, i.e., computers, equipment, data recorders, and other equipment; (3

: (1) system assets, i.e., computer network, system software, application software, and information systems; (2) equipment assets, i.e., computers, equipment, data recorders, and other equipment; (3

broadband, and device sales. QoQ, total revenues slightly decreased 1.7% from lower device sales and IC revenue. Service revenue was Bt36,957mn, increasing 6. 9% YoY and 0. 2% QoQ. Excluding IC & equipment