(Translation) UAC.CS/016/2018 August 14, 2018 Subject: Explanation of the operating results for the second quarter period ended June 30, 2018 To: President The Stock Exchange of Thailand Attachment

dated August 8, 2020 approved the Company’s Interim Financial Information ending June 30, 2020. The Company would like to clarify the six-month period ended June 30, 2020 earnings results, as follows

revenue for three-month period and six-month period ended 30 June 2020 in the amount of Baht 22.67 million and Baht 49.99 million, respectively. When compared to the same period of the year 2019, that had

(Translation) UAC.CS/011/2018 May 14, 2018 Subject: Explanation of the operating results for the first quarter period ended March 31, 2018 To: President The Stock Exchange of Thailand Attachment

compared with net loss of Baht 5.61 million on Baht 8.40 million revenues over the same period in 2018. The change in loss for the quarterly operating result ended on June 30, 2019 is Baht 22.33 million

Limited and its subsidiaries for the six-month period ended 30 June 2019 represented a loss before the provision for doubtful accounts and impairment of assets of Baht 68.20 million. Inclusive of the

Limited and its subsidiaries for the six-month period ended June 30, 2018 represented a loss before the provision for doubtful accounts of Baht 24.13 million. Inclusive of the provision for doubtful

and its subsidiaries for the nine-month period ended September 30, 2018 represented a loss before the provision for doubtful accounts of Baht 67.28 million. Inclusive of the provision for doubtful

Limited and its subsidiaries for the nine-month period ending September 30, 2018 represented a loss before the provision for doubtful accounts of Baht 67.28 million. Inclusive of the provision for doubtful

its subsidiaries for the six-month period ended 30 June 2018 represented a loss of Baht 259.31 million. Compared to the same period of 2017, the loss was Baht 482.86 million (restated), a decrease loss