-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

segment (0.80) 8.81 0.00 4.28 (3.04) 0.00 21.34 30.59 Segment income (%) 96.74 1.30 0.00 0.81 0.55 0.00 0.60 100.00 Sales Sales cost rates. (%) 100.02 80.77 0.00 85.00 115.55 0.00 0.00 99.13 The results of

% 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

Other 74 83 12.1% 9.3% 8.5% Digital Services 87 87 0.3% 10.9% 8.9% Total revenue 792 978 23.5% 100.0% 100.0% The OOH media segment recorded broad revenue growth across all product groups. 2Q 2017/18’s

sales, accounted for 12% of total revenue, declined double digit YoY due to the impact of COVID-19 lockdown. Beverage Segment Due to impact of COVID-19 pandemic, OSP recorded total beverage revenues at

, 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

or 26.61% from the same period last year, which can be described by business segment as follows: Industrial and OEM (B1) Revenue in this segment increased by Baht 20.84 million or 126.84% compared to

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