Our Ref : No.V 07 /2018 February 26,2018 Subject : Explanation for operation of the year 2017 Attn : Managing Director The Stock Exchange of Thailand Varopakorn Public Company Limited would like to

Stock Exchange of Thailand Ekachai Medical Care Public Company Limited (the “Company”) would like to clarify on the operating results for year ended of 31 December 2017 as follows. The operation results

President The Stock Exchange of Thailand K.C. Metalsheet Public Company Limited (“the Company”) would like to clarify the operating result of the financial statement as follows: year 2016 year 2017 Change

operation results for the year 2018, the Company would like to provide the clarification of performance which was decreased more than 20% compared to the previous year. For the year 2018, the operating

reasons the company’s net profit (net loss) or net income increased more than 20% from last year. Dear Sirs : Karmarts Public Company Limited would like to submit financial statement for the year ended

would like to explain the causes of changes as follows: 1. Sales Revenue increased by 73.92 million baht or 0.96% from 7,695.85 million baht in 2017 to 7,769.77 million baht in 2018. The Sales Revenue

Public Company Limited (“Company”) would like to report the consolidated operating performance result for the year 2018 as follows: 1. For the year 2018, the Company’s total revenues were Baht 1,544.48

Public Company Limited (the Company) would like to inform that on 4 April 2019, the Board of Directors has made a resolution regarding the set-up of Joint Venture Company, the detail of which are as

%. The Company would like to clarify significant changes in the Group’s operating results as follows: 1. Revenues from sales and services for the three-month period of 2018 decreased 39.56% compared to the

Quality Construction Products Public Company Limited (“Q-CON”) would like to clarify the main reason that caused operating result for the first quarter 2019 changed more than 20 percent that of 2018. Q-CON