BorJor 23_2559Rev1 YONG THAI PUBLIC COMPANY LIMITED 633/14 Sathupradit Road, Yannawa, Bangkok 10120 Thailand Tel. (662) 2943364-8, Fax : (662) 2943373 YTC 14/2019 June 7, 2019 Subject: Selling

1/4 August 13, 2020 Re: Clarification of the operating results of company and its subsidiaries for the six months period end June 30, 2020 To: President The Stock Exchange of Thailand K.C. Property

%) Basis earning per share-Owners of the company (0.04 ) (0.03 ) (0.062 ) (76.62%) - - Other comprehensive income Actuarial gain (Loss) Employee benefit plans Total Other Comprehensive income (0.30 ) - (0.30

Central Securities Depositories dated 3 August 2016, the SEC Office hereby issues the following regulations: Clause 1 In this Notification: “parent company” means (1) a juristic person holding more than

based on a total value of consideration paid basis, calculated from the audited consolidated financial statements of the Company for the year ended 31 December 2017. In the previous 6- month period, the

Exchange of Thailand To : President The Stock Exchange of Thailand Attachment Preliminary Information Concerning the Listing of Ordinary Shares of Eastern Power Group Public Company Limited on the Stock

Stock Exchange of Thailand Union Pioneer Public Company Limited would like to clarify the net profit for the 2nd quarter and 6-month periods of the year ending on 30th June 2019 had decreased more than 20

the Stock Exchange of Thailand Union Pioneer Public Company Limited would like to clarify the net profit for the 2nd quarter and 6-month periods of the year ending on 30th June 2019 had decreased more

between the Company and the Seller for total of Baht 324,999,779.28, which the Company has evaluate in accordance with international valuation standard. The Company views that the discounted cash flow basis

Page 1 of 3 T.K.S. TECHNOLOGIES Business Overview T.K.S. Technologies Public Company Limited (“company”) reported total revenues from sales of THB 312 mil. for the 1st quarter 2018, which dropped of