and its subsidiaries had the operation results for the three-month period ended March 31, 2018 with the following details: unit: THB million 2018 2017 Change (THB million) Change (%) Revenue from Sales

(Million Baht) Quarterly Change Six-month End June 30, Change 2/2018 2/2017 % 2018 2017 % Revenue from sales Domestic sales 119.8 104.6 14.6 226.4 241.4 (6.2) Export sales 375.4 391.0 (4.0) 670.6 767.1 (12.6

resulted at Baht 1.29. Statement of Comprehensive Income Total Revenues (Million Baht) Quarterly Change Nine-month End September 30, Change 3/2018 3/2017 % 2018 2017 % Revenue from sales Domestic sales

-1- November 29, 2018 Subject Change of payment method for investment in acquisition and sale of tap water in some areas of Phuket and some areas of Phangnga. To Director and Manager The Stock

% of NNP respectively. ABBREVIATION & OUR PROJECTSFINANCIAL PERFORMANCE FINANCIAL POSITION PROGRESS OF PROJECTS UNDER CONSTRUCTION EXECUTIVE SUMMARY EXECUTIVE SUMMARY 2 9M’2017 9M’2018 % change Q2’2018

, Ended of June 30, 2018 Unit: Million Baht Power Generation Others Total Change Increase (Decrease) Quarter 2 Quarter 2 Quarter 2 Quarter 2 2018 2017 2018 2017 2018 2017 Amount % Total Revenues 8,929 7,850

, Ended of September 30, 2018 Unit: Million Baht Power Generation Others Total Change Increase (Decrease) Quarter 3 Quarter 3 Quarter 3 Quarter 3 2018 2017 2018 2017 2018 2017 Amount % Total Revenues 10,140

Ref. SorNor. 043/2017 August 10, 2017 To: President The Stock Exchange of Thailand Re: Notification on Business Restructuring, Change of Name and Capital Increase of the Subsidiaries Whereas, the

Gain from change in a joint venture proportion 9.87 9.87 0.00 0.00 Other income 9.60 (1.28) 11.40 (1.11) Total income 799.34 5.83 806.22 (13.57) The Company wish to explain the main reasons change of

DCORP 132/2017 October 17, 2017 Re: Change of the Shareholding in Hero Experience Co., Ltd. To: President The Stock Exchange of Thailand This refers to the Meeting of the Board of Directors No. 8/2017 of